Authors: N F Olivieri; J R Buncic; E Chew; T Gallant; R V Harrison; N Keenan; W Logan; D Mitchell; G Ricci; B Skarf Journal: N Engl J Med Date: 1986-04-03 Impact factor: 91.245
Authors: G Lucarelli; M Galimberti; P Polchi; E Angelucci; D Baronciani; C Giardini; P Politi; S M Durazzi; P Muretto; F Albertini Journal: N Engl J Med Date: 1990-02-15 Impact factor: 91.245