Authors: P Bertagna; S Cohen; Q M Geiman; J Haworth; E Koenigk; W H Richards; P I Trigg Journal: Bull World Health Organ Date: 1972 Impact factor: 9.408
Authors: P Nguyen-Dinh; D Payne; A Teklehaimanot; A Zevallos-Ipenza; M M Day; Y T Duverseau Journal: Bull World Health Organ Date: 1985 Impact factor: 9.408