Authors: W F Carman; M R Jacyna; S Hadziyannis; P Karayiannis; M J McGarvey; A Makris; H C Thomas Journal: Lancet Date: 1989-09-09 Impact factor: 79.321
Authors: M A Zuckerman; A E Hawkins; M Briggs; J Waite; P Balfe; B Thom; R J Gilson; R S Tedder Journal: J Infect Dis Date: 1995-10 Impact factor: 5.226