[The complement fixation reaction in Chagas' disease].
D014355:Chagas Disease / Q000175:diagnosis*; D003165:Complement System Proteins; D006801:Humans; D055633:Immune System Phenomena; D014352:Trypanosomiasis; D014481:United States
D003165:Complement System Proteins
COMPLEMENT; TRYPANOSOMIASIS, SOUTH AMERICAN/diagnosis