title: [The developmental nature of the complement fixation reaction in the chronic stage of Chagas' disease].
mesh_terms: D000328:Adult; D000368:Aged; D014355:Chagas Disease / Q000276:immunology*; D002648:Child; D003168:Complement Fixation Tests; D005260:Female; D006801:Humans; D008297:Male
vernacular_title: Comportamento evolutivo da reação de fixação do complemento na fase crônica da moléstia de Chagas.