... 42,54,58,76,81 One author argued that barriers to medical supplies and equipment impaired the functioning of sovereign health systems, 73 reflected in a large minority of articles (38%; 13/34), which discussed the collapse of local drug production, 14,69,76 breakdowns of national vaccine programs, 42,58 reductions in the immunization rates and resurgences of previously contained epidemics, 42,45,46 inability to treat ordinary and treatable diseases, 55,58 and inability to sustain hospital units or maintain existing medical equipment. 13,38,54,70,72,73 Shortages in medical supplies had direct health impacts on population health, such as increased chronic illnesses and mortality 15,42,44,46,58,66,68,75 and increased anxiety due to unaffordable medicines. 64,65 About a fifth of articles (18%; 6/34) acknowledged that despite medical and humanitarian exemptions, imports of medical supplies and raw goods were restricted under sanctions, 42,55,68,69,79,80 with pharmaceutical companies choosing not to ship products to sanctioned countries. ...