[Chagas' disease in Rio Grande do Sul].
Baruffa
G
G
D001938:Brazil / Q000453:epidemiology; D014355:Chagas Disease / Q000453:epidemiology / Q000266:history* / Q000635:transmission; D005260:Female; D049673:History, 20th Century; D006801:Humans; D008297:Male; D015995:Prevalence; D012424:Rural Population