Authors: L Hansson; A Zanchetti; S G Carruthers; B Dahlöf; D Elmfeldt; S Julius; J Ménard; K H Rahn; H Wedel; S Westerling Journal: Lancet Date: 1998-06-13 Impact factor: 79.321
Authors: L V Rubenstein; D R Calkins; R T Young; P D Cleary; A Fink; J Kosecoff; A M Jette; A R Davies; T L Delbanco; R H Brook Journal: Ann Intern Med Date: 1989-11-15 Impact factor: 25.391