Authors: D W Cameron; J N Simonsen; L J D'Costa; A R Ronald; G M Maitha; M N Gakinya; M Cheang; J O Ndinya-Achola; P Piot; R C Brunham Journal: Lancet Date: 1989-08-19 Impact factor: 79.321
Authors: M T Schreeder; S E Thompson; S C Hadler; K R Berquist; A Zaidi; J E Maynard; D Ostrow; F N Judson; E H Braff; T Nylund; J N Moore; P Gardner; I L Doto; G Reynolds Journal: J Infect Dis Date: 1982-07 Impact factor: 5.226
Authors: R A Coates; L M Calzavara; S E Read; M M Fanning; F A Shepherd; M H Klein; J K Johnson; C L Soskolne Journal: Am J Epidemiol Date: 1988-10 Impact factor: 4.897