Authors: G T Berry; R Heidenreich; P Kaplan; F Levine; A Mazur; M J Palmieri; M Yudkoff; S Segal Journal: N Engl J Med Date: 1991-01-17 Impact factor: 91.245
Authors: S G Kahler; D S Millington; S D Cederbaum; J Vargas; L D Bond; D A Maltby; D S Gale; C R Roe Journal: J Pediatr Date: 1989-08 Impact factor: 4.406