Smallpox eradication campaign - Brazil : situation in 1972 / by Claudio do Amaral, Juan Ponce de Leon, Allyrio Macedo Filho, Arlindo Lavigne de Lemos and Federico G. Varela
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Citation
Amaral, Claudio do, Ponce de Leon, Juan, Macedo Filho, Allyrio, Lavigne de Lemos, Arlindo & Varela, Federico G. (1973). Smallpox eradication campaign - Brazil : situation in 1972 / by Claudio do Amaral, Juan Ponce de Leon, Allyrio Macedo Filho, Arlindo Lavigne de Lemos and Federico G. Varela. https://iris.who.int/handle/10665/67521
Description
WHO/SE/73.518 p.