Dimitri A Raptis

Dimitri A Raptis
  • MD, MSc in Healthcare Research Methods, PhD
  • Fellow at Royal Free London NHS Foundation Trust

About

246
Publications
95,918
Reads
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8,722
Citations
Current institution
Royal Free London NHS Foundation Trust
Current position
  • Fellow
Additional affiliations
September 2017 - present
Royal Free London NHS Foundation Trust
Position
  • Fellow
September 2016 - September 2017
University Hospital Zürich
Position
  • Oberarzt i.V.
March 2012 - present
University of Zurich
Position
  • UniversitätsSpital Zurich
Description
  • Surgical Training

Publications

Publications (246)
Article
Objective To compare the outcomes of fully robotic versus open left lobe donor hepatectomies, focusing on donor safety. Summary Background Data Right lobe hepatectomies are traditionally preferred for adult liver transplants due to their larger graft size but may involve increased risks for donors. Left lobe hepatectomies are considered safer for...
Article
Introduction The liver is the most frequent site of colorectal metastases. Approximately 20% of patients presents with synchronous metastases1. Lifetime incidence of liver metastases in colorectal cancer patients is 50%. Up to 70% of patients develop hepatic or extrahepatic recurrent disease, often within 2 years of initial presentation2–4. Surgica...
Article
Background Early allograft dysfunction (EAD) affects outcomes in liver transplantation (LT). Existing risk models developed for deceased-donor LT depend on posttransplant factors and fall short in living-donor LT (LDLT), where pretransplant evaluations are crucial for preventing EAD and justifying the donor’s risks. Methods This retrospective stud...
Chapter
Robotic-assisted liver procurement from living donors represents a significant advancement in the field of transplant surgery, offering precision, minimal invasiveness, and better outcomes for donors (1). The three main operations performed for this purpose are right lobe donor hepatectomy, left lobe donor hepatectomy, and left lateral donor hepate...
Article
Background and aims: Given the increasing demand of patients requiring liver transplant who are 70 years or older and have may have health conditions, this study aimed to assess the outcomes of Living Donor Liver Transplant (LDLT) recipients, in this age group. Methods: We conducted an analysis using a prospective registry that included all LDLT...
Article
Establishing transparency and oversight of organ transplantation by regulatory agencies is of paramount importance to assure ethical, legal, and clinically robust transplantation practices. Registries reporting activity and outcome data of the donor and recipient, including donor source (living or deceased), must be developed for each transplant an...
Article
Introduction: The use of artificial intelligence (AI) in medical settings has shown promise in various domains including diagnostics, treatment recommendation, and patient management. Recent advances have explored the potential of AI in pre-surgical assessments, but its application in transplant psychology remains unexplored. The objective of this...
Article
Robotic donor hepatectomy introduces a new era in living donor liver transplantation (LDLT), combining advancements in minimally invasive surgery with superior precision and ergonomics. The beginning of LDLT in 1989 aimed to address the scarcity of deceased donor livers, a situation intensified by the technical and ethical challenges associated wit...
Article
Objective This study aimed to assess short-term biliary outcomes in adult living donor liver transplants using right grafts, comparing robotic surgery with real-time indocyanine green fluorescence cholangiography (ICG-CA) for optimal hilar plate transection, against the conventional open approach. Summary Background Data Determining the optimal tr...
Article
Objective To evaluate the impact of robotic techniques on organ transplantation outcomes. Summary Background Data The evolution of organ transplantation is becoming influenced by the adoption of minimally invasive techniques, transitioning from laparoscopic to robotic methods. Robotic surgery has emerged as a significant advancement, providing sup...
Article
Full-text available
Background Identification of patients at high risk of surgical-site infections may allow surgeons to minimize associated morbidity. However, there are significant concerns regarding the methodological quality and transportability of models previously developed. The aim of this study was to develop a novel score to predict 30-day surgical-site infec...
Article
Background: Over the past 20 y, robotic surgery has entered nearly all surgical disciplines, aiming to improve patient outcomes. Liver transplantation has evolved with these advancements, and fully robotic liver transplants represent the latest innovation in this field. This study reports on the world's first series of fully robotic recipient live...
Article
Full-text available
Introduction Hepatic artery complications (HACs), such as a thrombosis or stenosis, are serious causes of morbidity and mortality after paediatric liver transplantation (LT). This study will investigate the incidence, current management practices and outcomes in paediatric patients with HAC after LT, including early and late complications. Methods...
Article
Full-text available
Purpose: The Sequential Organ Failure Assessment (SOFA) score plays a crucial role in intensive care units (ICUs) by providing a reliable measure of a patient's organ function or extent of failure. However, the precise assessment is time-consuming, and daily assessment in clinical practice in the ICU can be challenging. Methods: Realistic scenarios...
Article
Full-text available
Acute-on-chronic liver failure (ACLF) refers to the deterioration of liver function in individuals who already have chronic liver disease. In the setting of ACLF, liver damage leads to the failure of other organs and is associated with increased short-term mortality. Optimal medical management of patients with ACLF requires implementing complex tre...
Article
Introduction: Chronic pancreatitis (CP) is a relevant chronic medical problem whereby delayed presentation and poor patient understanding can cause adverse effects. Quality of patient information available on the internet about CP is not known. Methods: A systematic review of the information about CP available online using the search term "chron...
Article
Full-text available
To mitigate COVID-19-related shortage of treatment capacity, the hepatopancreatobiliary (HPB) unit of the Royal Free Hospital London (RFHL) transferred its practice to independent hospitals in Central London through the North Central London Cancer Alliance. The aim of this study was to critically assess this strategy and evaluate perioperative outc...
Article
Full-text available
To mitigate COVID-19-related shortage of treatment capacity, the hepatopancreatobiliary (HPB) unit of the Royal Free Hospital London (RFHL) transferred its practice to independent hospitals in Central London through the North Central London Cancer Alliance. The aim of this study was to critically assess this strategy and evaluate perioperative outc...
Article
Full-text available
Purpose To assess the predictive value of intraoperative indocyanine green (ICG) test in patients undergoing staged hepatectomy. Methods We analyzed intraoperative ICG measurements of future liver remnant (FLR), preoperative ICG, volumetry, and hepatobiliary scintigraphy in 15 patients undergoing associated liver partition and portal vein ligation...
Article
Full-text available
There is much controversy regarding enhanced recovery for recipients of liver transplants from deceased and living donors. The objectives of this Review were to summarise current knowledge on individual enhanced recovery elements on short-term outcomes, identify key components for comprehensive pathways, and create internationally accepted guidelin...
Article
Full-text available
Background The 2015 Lancet Commission on global surgery identified surgery and anaesthesia as indispensable parts of holistic health-care systems. However, COVID-19 exposed the fragility of planned surgical services around the world, which have also been neglected in pandemic recovery planning. This study aimed to develop and validate a novel index...
Article
Full-text available
Objective The novel picture archiving and communication system (PACS), compatible with virtual reality (VR) software, displays cross-sectional images in VR. VR magnetic resonance cholangiopancreatography (MRCP) was tested to improve the anatomical understanding and intraoperative performance of minimally invasive cholecystectomy (CHE) in surgical t...
Article
Full-text available
Objective: To investigate the effect of low-dose aspirin in primary adult liver transplantation LT on acute cellular rejection ACR as well as arterial patency rates. Background: The use of low-dose aspirin after LT is practiced by many transplant centers to minimize the risk of hepatic artery thrombosis HAT, although solid recommendations do not...
Article
Background: While pre-operative physiologic evaluation of live liver donors is routinely performed to ensure donor safety and minimize complications, the optimal approach to this evaluation is unknown. Objectives: We aim to identify pre-donation physiologic evaluation strategies to improve post-operative short-term outcomes, enhance donor's reco...
Article
Background Deep venous thrombosis (DVT) prophylaxis is often employed to prevent the potentially serious complication of pulmonary embolism (PE). However, little data exist regarding the optimal DVT prophylaxis strategy for living donors undergoing hepatectomy for living donor liver transplantation. Here we present our consensus statement on DVT pr...
Article
Full-text available
Background: A key tenet of clinical management of patients post liver transplantation (LT) is the prevention of thrombotic and bleeding complications. This systematic review investigated the optimal management of thromboprophylaxis after LT regarding portal vein thrombosis (PVT) or hepatic artery thrombosis (HAT) and prevention of bleeding. Metho...
Article
Background: Fluid management practices during and after liver transplantation vary widely among centers despite better understanding of the pathophysiology of end-stage liver disease and of the effects of commonly used fluids. This reflects a lack of high quality trials in this setting, but also provides a rationale for both systematic review of a...
Article
Background The pressure on liver-transplant programmes has expanded the usage of extended-criteria allografts. Machine perfusion may be better than conventional static cold storage (SCS) in alleviating ischaemia–reperfusion injury in this setting. Recipient outcomes with hypothermic or normothermic machine perfusion were assessed against SCS here....
Article
Objective: Preemptive endoluminal vacuum therapy (pEVT) is a novel concept to reduce postoperative morbidity and has the potential to disrupt current treatment paradigms for patients undergoing esophagectomy. Summary of Background Data: Endoluminal vacuum therapy is an accepted treatment for AL after esophagectomy. Methods: Retrospective analysis o...
Article
Objective: The aim of this study was to evaluate whether neoadjuvant therapy (NAT) critically influenced microscopically complete resection (R0) rates and long-term outcomes for patients with pancreatic ductal adenocarcinoma who underwent pancreatoduodenectomy (PD) with portomesenteric vein resection (PVR) from a diverse, world-wide group of high-...
Article
Objective: To define "best possible" outcomes for secondary bariatric surgery (BS). Background: Management of poor response and of long-term complications after BS is complex and under-investigated. Indications and types of reoperations vary widely and postoperative complication rates are higher compared to primary BS. Methods: Out of 44,884 B...
Article
Objective: Preemptive endoluminal vacuum therapy (pEVT) is a novel concept to reduce postoperative morbidity and has the potential to disrupt current treatment paradigms for patients undergoing esophagectomy. Summary background data: Endoluminal vacuum therapy is an accepted treatment for anastomotic leakage (AL) after esophagectomy. Methods:...
Article
Full-text available
AimDefining sensitivity, specificity, diagnostic accuracy for detection of colorectal liver metastases in imaging compared to intraoperative assessment. Defining a cutoff, where accuracy of detection is impaired.Methods Prospective single-institution clinical trial (clinicaltrials.gov: NCT01522209). Patients underwent CEUS, MDCT, and 3 Tesla EOB-MR...
Article
Objective Management of poor response and of long-term complications after bariatric surgery (BS) is complex and under-investigated. Indications and types of reoperations vary widely and postoperative complication rates are higher compared to primary BS. Benchmarking uses best performance in a given field as reference point for improvement. Our aim...
Article
Objective Patients undergoing major surgery are prone to a functional decline due to the impairment of muscle, cardiorespiratory and neurological function as a response to surgical stress. Currently, there are solely weak recommendations in the ERAS protocol regarding the role of preoperative physical activity and prehabilitation in patients underg...
Article
Full-text available
Background: Appendicitis is a common surgical problem among the young adult population, who are likely to use the internet to obtain medical information. This information may determine the health-seeking behavior of an individual and may delay medical attention. Little is known regarding the quality of patient information on appendicitis on the int...
Article
Full-text available
Introduction: Anastomotic leakage (AL) accounts for a significant proportion of morbidity following oesophagectomy. Endoluminal negative pressure (ENP) therapy via a specifically designed polyurethane foam (EsoSponge®, B.Braun Medical, Melsungen, Germany) has become the standard of care for AL in many specialized centres. The prophylactic (pENP) a...
Article
Background Repeated liver resections for the recurrence of colorectal liver metastasis (CRLM) are described as safe and have similar oncological outcomes compared to first hepatectomy. Associating liver partition and portal vein ligation for staged hepatectomy (ALPPS) is performed in patients with conventionally non-resectable CRLM. Repeated resect...
Article
Background: Patients interested in aesthetic surgery actively search the Internet, a source that contains important but biased information. Objective: The aim of this study was to assess the quality of patient information on autologous fat grafting available on the Internet. Materials and methods: The quantitative and qualitative assessment of...
Article
Full-text available
Background: Surgical services are preparing to scale up in areas affected by COVID-19. This study aimed to evaluate the association between preoperative SARS-CoV-2 testing and postoperative pulmonary complications in patients undergoing elective cancer surgery. Methods: This international cohort study included adult patients undergoing elective sur...
Article
Full-text available
PURPOSE As cancer surgery restarts after the first COVID-19 wave, health care providers urgently require data to determine where elective surgery is best performed. This study aimed to determine whether COVID-19-free surgical pathways were associated with lower postoperative pulmonary complication rates compared with hospitals with no defined pathw...
Article
Objective: The aim of this study was to establish clinically relevant outcome benchmark values using criteria for pancreatoduodenectomy (PD) with portomesenteric venous resection (PVR) from a low-risk cohort managed in high-volume centers. Summary Background Data: PD with PVR is regarded as the standard of care in patients with cancer involvement o...
Article
Full-text available
Introduction: With the digitalisation of patient medical records, providing patients with free access to their electronic medical record (EMR) has become an important topic of debate in many countries. Recent studies show that the quality of treatment in healthcare may be improved by encouraging patients to take an active part in their care. Provi...
Article
Full-text available
Objectives: To analyze long-term oncological outcome along with prognostic risk factors in a large cohort of patients with colorectal liver metastases (CRLM) undergoing ALPPS. Background: ALPPS is a two-stage hepatectomy variant that increases resection rates and R0 resection rates in patients with primarily unresectable CRLM as evidenced in a r...
Preprint
BACKGROUND Appendicitis is a common surgical problem amongst the young adult population, who are likely to use the Internet to obtain medical information. This information may determine the health-seeking behaviour of an individual and may delay medical attention. Little is known regarding the quality of patient information on appendicitis on the I...
Article
Full-text available
Background: Appendicitis is a common surgical problem among the young adult population, who are likely to use the Internet to obtain medical information. This information may determine the health-seeking behavior of an individual and may delay medical attention. Little is known regarding the quality of patient information on appendicitis on the In...
Article
Intrahepatic cholangiocarcinoma (iCCA) is the second most common hepatic malignancy and its incidence has been shown to increase significantly during the past decades. Complete surgical resection is currently acknowledged as the only curative treatment option able to provide adequate long-term outcomes. We herein review technical, functional and on...
Article
Full-text available
Objective: The aims of the present study were to identify independent risk factors for conduit occlusion, compare outcomes of different AC placement sites, and investigate whether postoperative platelet antiaggregation is protective. Background: Arterial conduits (AC) in liver transplantation (LT) offer an effective rescue option when regular ar...
Article
Background: Esophagectomy is a technically challenging procedure, associated with significant morbidity. The introduction of minimally invasive esophagectomy (MIE) has reduced postoperative morbidity. Objective: Although the short-term effect on complications is increasingly being recognized, the impact on long-term survival remains unclear. Thi...
Article
Introduction: The internet has become a fundamental source of medical information for patients, however, little is known about the quality of patient information regarding the management of gallstone disease (GD). Methods: A systematic review of information on GD in the internet was performed. The top 100 websites for every different search term...
Article
Full-text available
Background Total minimally-invasive transthoracic esophagectomy (ttMIE) faces increasing application in surgical treatment of esophageal cancer. For esophago-gastric reconstruction, different anastomotic techniques are currently used, but their impact on postoperative anastomotic leakage and morbidity has not been investigated. The aim of this retr...
Article
Full-text available
Background Endoluminal vacuum therapy (EVT) is an accepted treatment for anastomotic leakage (AL) after esophagectomy. A novel concept is to use this technology in a preemptive setting, with the aim to reduce AL rate and postoperative morbidity. Methods Preemptive EVT (pEVT) was performed intraoperatively in 19 consecutive patients undergoing mini...
Article
Background: Postoperative pancreatic fistula remains an unsolved challenge after pancreatoduodenectomy. Important in this regard is the presence of a soft pancreatic texture which is a major risk factor. Advances in machine learning and texture analysis of medical images allow identification of features of parenchyma that are invisible to the huma...
Article
Objective: To define "best possible" outcomes for bariatric surgery (BS)(Roux-en-Y gastric bypass [RYGB] and sleeve gastrectomy [SG]). Background: Reference values for optimal surgical outcomes in well-defined low-risk bariatric patients have not been established so far. Consequently, outcome comparison across centers and over time is impeded by...
Article
Objective: To investigate the perioperative use of Omega-3 polyunsaturated fatty acids (Ω3-FA) to reduce post-operative complications after liver surgery. Summary background data: In a variety of animal models, Ω3-FA disclosed strong protective effects in alleviating hepatic ischemia/reperfusion injury and steatosis with enhancement of regenerat...
Article
Background: Surgery is the most effective treatment option for neuroendocrine liver metastases (NELM). This study investigated the role of associating liver partition and portal vein ligation for staged hepatectomy (ALPPS) as a novel strategy in treatment of NELM. Methods: The International ALPPS Registry was reviewed to study patients who under...
Article
Full-text available
Objective: The aim of this study was to describe anastomotic techniques used for total minimally invasive transthoracic esophagectomy (ttMIE) and to analyze the associated morbidity. Background: ttMIE faces increasing application in surgical treatment of esophageal cancer. For esophagogastric reconstruction, different anastomotic techniques are...
Article
Background Cytoreductive surgery and hyperthermic intraperitoneal chemotherapy (CRS/HIPEC) offer survival benefits in well-selected patients with peritoneal tumors. The complexity of CRS/HIPEC requires surgical specialization. In contrast, limited data are available regarding the impact of anesthesia management. We assessed the role of standard ope...
Article
Full-text available
Autologous bone grafting is the gold standard in patients with bone defects but is associated with significant pain and donor site morbidity. Autologous lipotransfer (fat grafting or lipofilling) has become very popular in the therapy of chronic wounds. Mesenchymal stem cells from adipose tissue are known for their regenerative, reparative, and imm...
Article
Abstract Background: Acute appendicitis is a common cause of acute abdominal pain and remains a diagnostic challenge. In the search for improved diagnostic characterization, the authors aimed at determining the diagnostic accuracy of Pancreatic Stone Protein (PSP), in predicting acute appendicitis. Methods: The “PSP Appendix Trial” is a prospective...
Article
Full-text available
Objective: To use the concept of benchmarking to establish robust and standardized outcome references after pancreatico-duodenectomy (PD). Background: Best achievable results after PD are unknown. Consequently, outcome comparisons among different cohorts, centers or with novel surgical techniques remain speculative. Methods: This multicenter s...
Article
Full-text available
Background: The World Health Organization (WHO) Surgical Safety Checklist has fostered safe practice for 10 years, yet its place in emergency surgery has not been assessed on a global scale. The aim of this study was to evaluate reported checklist use in emergency settings and examine the relationship with perioperative mortality in patients who ha...
Article
Endoluminal vacuum therapy (EVT) is an accepted treatment for anastomotic leakage (AL) after esophagectomy. A novel concept is to use this technology in a preemptive setting, with the aim to reduce the AL rate and postoperative morbidity. Preemptive EVT (pEVT) was performed intraoperatively in 19 consecutive patients undergoing minimally invasive e...
Article
Full-text available
The ability of the liver to restore its original volume following tissue loss has been associated with the Hippo‐YAP1 pathway, a key controller of organ size. Yes‐associated protein 1 (YAP1)—a growth effector usually restrained by Hippo signaling—is believed to be of particular importance; however, its role in liver regeneration remains ill‐defined...
Article
Full-text available
Purpose To find potentially diagnostic texture analysis (TA) features and to evaluate the diagnostic accuracy of two-dimensional (2D) magnetic resonance (MR) TA for differentiation between hepatocellular carcinoma (HCC) and benign hepatocellular tumors in the non-cirrhotic liver in an exploratory MR-study. Materials and methods 108 non-cirrhotic p...
Article
Background: Esophagectomy has a high incidence of postoperative morbidity. Complications lead to a decreased short-term survival, however the influence of those complications on long-term survival is still unclear. Most of the performed studies are small, single center cohort series with inconclusive or conflicting results. Minimally invasive esop...
Article
Background Anastomotic leak (AL) remains a major cause of morbidity in upper-GI surgery. In many centers, endoluminal vacuum drainage (EVD) has become the mainstay of therapy for AL after esophageal and gastric resections. A new idea is to use the EVD technology in a preemptive setting. In this context, we present a case series of patients that rec...
Article
Background and objectives: Bariatric surgery is the most effective treatment for morbid obesity and is known to have beneficial effects on glycaemic control in patients with type 2 diabetes mellitus (T2DM) and in diabetes prevention. The preferred type of surgery and mechanism of action is, however, unclear. We performed a systematic review and me...
Article
Full-text available
Although aorto‐hepatic conduits (AHC) provide an effective technique for arterialization in liver transplantation (LT), when the native recipient artery is unusable, various publications report higher occlusion rates and impaired outcome compared to conventional anastomoses. This systematic review and meta‐analysis investigates the published eviden...
Article
Full-text available
Objective: The aim of this study was to assess the quality of patient information on bariatric surgery in the internet using the modified Ensuring Quality Information for Patients (EQIP) tool. Methods: Systematic review of information on bariatric surgery in the internet by entering common search terms into five search engines. The top 100 websi...
Article
Full-text available
Background: In 2016, the International Study Group of Pancreatic Fistula (ISGPS) proposed an updated definition for postoperative pancreatic fistula (POPF). Pancreas texture (PT) is an established risk factor of POPF. The definition of soft vs. hard texture, however, remains elusive. Methods: A systematic search was performed to identify PT defi...
Article
Full-text available
Background: Appendicitis is the most common abdominal surgical emergency worldwide. Differences between high- and low-income settings in the availability of laparoscopic appendectomy, alternative management choices, and outcomes are poorly described. The aim was to identify variation in surgical management and outcomes of appendicitis within low-,...
Article
Background: Although the type of hepatic artery revascularization technique is known to impact on patency rates, independent perioperative risk factors on patient outcomes are poorly defined. Methods: All consecutive adult patients undergoing cadaveric liver transplantation (n=361) from July 2007 to June 2016 in a single institution were analyze...
Article
Full-text available
Purpose: The aims of the present study were to assess whether planned secondary wound closure at the insertion site of the circular stapler reduces wound infection rate and postoperative morbidity after laparoscopic Roux-en-Y gastric bypass (RYGB) and to identify independent predictive factors increasing the risk for wound infections after RYGB....
Article
Introduction La mobilisation est un élément-clé du suivi postopératoire. Cependant, il n’y a pas de recommandations pour une activité physique préopératoire. Nous avons conçu une étude randomisée contrôlée pour évaluer si 3 à 6 semaines de pré-habilitation avant une chirurgie colorectale élective au sein du protocole Enhanced Recovery After Surgery...
Article
Full-text available
Background: A key element in the postoperative phase of the standardized Enhanced Recovery After Surgery (ERAS) treatment pathways is mobilization. Currently, there are no recommendations in the ERAS guidelines for preoperative physical activity. Patients undergoing major surgery are prone to functional decline due to the impairment of muscle, car...
Article
Full-text available
Objective: To propose benchmark outcome values in liver transplantation, serving as reference for assessing individual patients or any other patient groups. Background: Best achievable results in liver transplantation, that is, benchmarks, are unknown. Consequently, outcome comparisons within or across centers over time remain speculative. Meth...
Article
Full-text available
Objective: To define "best possible" outcomes in total minimally invasive transthoracic esophagectomy (ttMIE). Background: TtMIE, performed by experts in patients with low comorbidity, may serve as a benchmark procedure for esophagectomy. Patients and methods: From a cohort of 1057 ttMIE, performed over a 5-year period in 13 high-volume center...
Article
Full-text available
Background Dupuytren disease is a chronic nonmalign fibroproliferative disorder that causes finger contractures via proliferation of new tissue under the glabrous skin of the hand, resulting in multiple functional limitations for the patient. As many surgical therapy options exist, patients suffering from this condition actively search for informat...
Article
Background: The purpose of this study was to evaluate improvements in cosmetic results and postoperative morbidity for single-incision laparoscopic cholecystectomy (SILC) in comparison with multiport laparoscopic cholecystectomy (MLC). Methods: A literature search was undertaken for RCTs comparing SILC with MLC in adult patients with benign gall...

Questions

Questions (3)
Question
The LiverGroup.org team is delighted to invite you to collaborate in a “snapshot” clinical study investigating the outcomes of liver surgery worldwide. This “collaborative” model for snapshot clinical studies is a novel, well-established approach for assessing current practice in a short period of time. 
Project Summary:
  • PubMed citable co-authorship for up to three collaborators per surgical team (multiple teams allowed for the same institution).
  • 3 months of prospective enrolment and 3 months follow up within a 12-month frame.
  • Study provides highly valuable data on outcomes after liver surgery.
What is it about?
  • International prospective audit of morbidity and mortality following liver surgery worldwide.
  • A novel, pragmatic and collaborative approach to surgical outcomes research.
Why participate?
  • Provide a verified record of true morbidity and mortality in consecutive unselected patients.
  • Help identify relevant, modifiable risk factors for outcome after liver surgery. 
  • Become part of a growing global surgical research and audit network.
  • Obtain PubMed citable co-authorship and access the raw data for future studies. 
When?
  • A three-month period of your choice between January 2019 and December 2019.
  • Up to 90-days of postoperative patient follow-up afterwards.
How can you get involved?
  • Register your participation at https://livergroup.org/?q=register
  • Form a team of up to 3 people per surgical team to collect data. This team can include doctors or health care professionals of any grade.
  • Obtain necessary local approvals. Note that our NHS Research Ethics Service has approved this project as an audit.
We would be delighted to welcome you to collaborate.
Question
Authorships.org helps eliminate disputes regarding who are the authors and in which position should they appear in medical journals. 
Do you think it will prove to be useful? 
Looking forward to your reply.
Question
www.eBiostatistics.com (beta version) is the first comprehensive, web-based, biostatistical package in the internet. 

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