[Study of Chagas' disease in northeast Brazil].
D001938:Brazil; D014355:Chagas Disease / Q000453:epidemiology / Q000276:immunology / Q000382:microbiology; D004197:Disease Reservoirs; D004812:Epidemiologic Methods; D006801:Humans; D013223:Statistics as Topic; D014345:Trypanosoma / Q000302:isolation & purification
Estudos sôbre a doença de Chagas no nordeste do Brasil.