Authors: J M Buckingham; F M Howard; P E Bernatz; W S Payne; E G Harrison; P C O'Brien; L H Weiland Journal: Ann Surg Date: 1976-10 Impact factor: 12.969
Authors: K V Toyka; D B Drachman; D E Griffin; A Pestronk; J A Winkelstein; K H Fishbeck; I Kao Journal: N Engl J Med Date: 1977-01-20 Impact factor: 91.245