Authors: A G Turpie; M Gent; R Côte; M N Levine; J S Ginsberg; P J Powers; J Leclerc; W Geerts; R Jay; J Neemeh Journal: Ann Intern Med Date: 1992-09-01 Impact factor: 25.391
Authors: A G Turpie; M N Levine; J Hirsh; C J Carter; R M Jay; P J Powers; M Andrew; H N Magnani; R D Hull; M Gent Journal: Lancet Date: 1987-03-07 Impact factor: 79.321