[A contribution to historical understanding of brucellosis in Chile].
Laval R
Enrique
E
D000818:Animals; D002006:Brucellosis / Q000453:epidemiology / Q000266:history*; D002417:Cattle; D002677:Chile / Q000453:epidemiology; D006041:Goats; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans