Authors: M H Lebel; B J Freij; G A Syrogiannopoulos; D F Chrane; M J Hoyt; S M Stewart; B D Kennard; K D Olsen; G H McCracken Journal: N Engl J Med Date: 1988-10-13 Impact factor: 91.245
Authors: C M Odio; I Faingezicht; M Paris; M Nassar; A Baltodano; J Rogers; X Sáez-Llorens; K D Olsen; G H McCracken Journal: N Engl J Med Date: 1991-05-30 Impact factor: 91.245