Authors: L L Leape; T A Brennan; N Laird; A G Lawthers; A R Localio; B A Barnes; L Hebert; J P Newhouse; P C Weiler; H Hiatt Journal: N Engl J Med Date: 1991-02-07 Impact factor: 91.245
Authors: A E Borgiel; J I Williams; M J Bass; E V Dunn; M K Evensen; C T Lamont; P J MacDonald; J M McCoy; R A Spasoff Journal: CMAJ Date: 1989-05-01 Impact factor: 8.262
Authors: N P Roos; J E Wennberg; D J Malenka; E S Fisher; K McPherson; T F Andersen; M M Cohen; E Ramsey Journal: N Engl J Med Date: 1989-04-27 Impact factor: 91.245
Authors: S B Archer; M M Sims; R Giklich; B Traverso; B Laycock; B M Wolfe; K N Apfelgren; R J Fitzgibbons; J G Hunter Journal: Surg Endosc Date: 2000-10 Impact factor: 4.584