New England Journal of Medicine Impact Factor & Information

Publisher: Massachusetts Medical Society, Massachusetts Medical Society

Journal description

One of the world's leading medical journals, the NEJM publishes original research and interpretive articles in major aspects of medicine: its science, its art and practice, and its position in today's society. Each week, The Journal presents major, previously unpublished research results, clinical findings, updates and opinions.

Current impact factor: 54.42

Impact Factor Rankings

2015 Impact Factor Available summer 2015
2013 / 2014 Impact Factor 54.42
2012 Impact Factor 51.658
2011 Impact Factor 53.298
2010 Impact Factor 53.484
2009 Impact Factor 47.05
2008 Impact Factor 50.017
2007 Impact Factor 52.589
2006 Impact Factor 51.296
2005 Impact Factor 44.016
2004 Impact Factor 38.57
2003 Impact Factor 34.833
2002 Impact Factor 31.736
2001 Impact Factor 29.065
2000 Impact Factor 29.512
1999 Impact Factor 28.857
1998 Impact Factor 28.66
1997 Impact Factor 27.766
1996 Impact Factor 24.834
1995 Impact Factor 22.412
1994 Impact Factor 22.673
1993 Impact Factor 23.762
1992 Impact Factor 24.455

Impact factor over time

Impact factor
Year

Additional details

5-year impact 50.81
Cited half-life 8.00
Immediacy index 12.67
Eigenfactor 0.66
Article influence 21.49
Website New England Journal of Medicine website
Other titles New England journal of medicine (Online), New England journal of medicine, NEJM
ISSN 1533-4406
OCLC 34945333
Material type Document, Periodical, Internet resource
Document type Internet Resource, Computer File, Journal / Magazine / Newspaper

Publisher details

Massachusetts Medical Society

  • Pre-print
    • Author cannot archive a pre-print version
  • Post-print
    • Author cannot archive a post-print version
  • Conditions
    • Publisher's version/PDF must be used
    • Publisher copyright and source must be acknowledged
    • On non-profit open access repository, including institutional repository
    • NIH and Wellcome Trust authors will have their published article deposited in PubMed Central on their behalf
  • Classification
    ​ white

Publications in this journal