Authors: D Grady; S M Rubin; D B Petitti; C S Fox; D Black; B Ettinger; V L Ernster; S R Cummings Journal: Ann Intern Med Date: 1992-12-15 Impact factor: 25.391
Authors: C L Shear; F A Franklin; S Stinnett; D P Hurley; R H Bradford; A N Chremos; D T Nash; A Langendorfer Journal: Circulation Date: 1992-04 Impact factor: 29.690
Authors: L Stavenow; S Elmståhl; P Jerntorp; P Nilsson-Ehle; H Pessah-Rasmussen; H Galvard; F Hansen; S M Samuelsson Journal: J Intern Med Date: 1990-07 Impact factor: 8.989