Authors: M M Koopman; P Prandoni; F Piovella; P A Ockelford; D P Brandjes; J van der Meer; A S Gallus; G Simonneau; C H Chesterman; M H Prins Journal: N Engl J Med Date: 1996-03-14 Impact factor: 91.245
Authors: J R Leclerc; W H Geerts; L Desjardins; G H Laflamme; B L'Espérance; C Demers; J Kassis; M Cruickshank; L Whitman; F Delorme Journal: Ann Intern Med Date: 1996-04-01 Impact factor: 25.391