Authors: E J Ziegler; C J Fisher; C L Sprung; R C Straube; J C Sadoff; G E Foulke; C H Wortel; M P Fink; R P Dellinger; N N Teng Journal: N Engl J Med Date: 1991-02-14 Impact factor: 91.245
Authors: R L Greenman; R M Schein; M A Martin; R P Wenzel; N R MacIntyre; G Emmanuel; H Chmel; R B Kohler; M McCarthy; J Plouffe Journal: JAMA Date: 1991-08-28 Impact factor: 56.272