Authors: J S Greenspan; D Greenspan; E T Lennette; D I Abrams; M A Conant; V Petersen; U K Freese Journal: N Engl J Med Date: 1985-12-19 Impact factor: 91.245
Authors: P A Tovo; M de Martino; C Gabiano; N Cappello; R D'Elia; A Loy; A Plebani; G V Zuccotti; P Dallacasa; G Ferraris Journal: Lancet Date: 1992-05-23 Impact factor: 79.321