Authors: G B Scott; C Hutto; R W Makuch; M T Mastrucci; T O'Connor; C D Mitchell; E J Trapido; W P Parks Journal: N Engl J Med Date: 1989-12-28 Impact factor: 91.245
Authors: C B Hall; K R Powell; N E MacDonald; C L Gala; M E Menegus; S C Suffin; H J Cohen Journal: N Engl J Med Date: 1986-07-10 Impact factor: 91.245