[Contribution to the study of Chagas' disease in Venezuela. Serological investigations of Chagas' disease by means of the complement fixation reaction].
D014355:Chagas Disease / Q000175:diagnosis*; D003165:Complement System Proteins; D006801:Humans; D014352:Trypanosomiasis; D014481:United States; D014687:Venezuela
D003165:Complement System Proteins
COMPLEMENT; TRYPANOSOMIASIS, SOUTH AMERICAN/diagnosis