Serologic surveillance of Chagas' disease.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000818:Animals; D000906:Antibodies / Q000032:analysis; D001938:Brazil; D014355:Chagas Disease / Q000175:diagnosis / Q000453:epidemiology* / Q000517:prevention & control; D002648:Child; D002675:Child, Preschool; D003168:Complement Fixation Tests; D003430:Cross-Sectional Studies; D005069:Evaluation Studies as Topic; D006801:Humans; D007124:Immunoenzyme Techniques; D007223:Infant; D007231:Infant, Newborn; D008137:Longitudinal Studies; D008875:Middle Aged; D011159:Population Surveillance; D014349:Trypanosoma cruzi / Q000276:immunology
D000906:Antibodies