Authors: R D Hurt; D P Sachs; E D Glover; K P Offord; J A Johnston; L C Dale; M A Khayrallah; D R Schroeder; P N Glover; C R Sullivan; I T Croghan; P M Sullivan Journal: N Engl J Med Date: 1997-10-23 Impact factor: 91.245
Authors: S Sone; S Takashima; F Li; Z Yang; T Honda; Y Maruyama; M Hasegawa; T Yamanda; K Kubo; K Hanamura; K Asakura Journal: Lancet Date: 1998-04-25 Impact factor: 79.321