Authors: J Wiström; M Jertborn; E Ekwall; K Norlin; B Söderquist; A Strömberg; R Lundholm; H Hogevik; L Lagergren; G Englund Journal: Ann Intern Med Date: 1992-08-01 Impact factor: 25.391
Authors: E D Shapiro; M A Gerber; N B Holabird; A T Berg; H M Feder; G L Bell; P N Rys; D H Persing Journal: N Engl J Med Date: 1992-12-17 Impact factor: 91.245
Authors: M L Durand; S B Calderwood; D J Weber; S I Miller; F S Southwick; V S Caviness; M N Swartz Journal: N Engl J Med Date: 1993-01-07 Impact factor: 91.245