Chagas serology and its problems.
D000328:Adult; D000818:Animals; D000906:Antibodies / Q000032:analysis; D000953:Antigens, Protozoan / Q000032:analysis; D014355:Chagas Disease / Q000175:diagnosis* / Q000276:immunology / Q000469:parasitology; D003168:Complement Fixation Tests; D004797:Enzyme-Linked Immunosorbent Assay; D005455:Fluorescent Antibody Technique; D006801:Humans; D007122:Immunoelectrophoresis; D014224:Triatoma / Q000469:parasitology; D014349:Trypanosoma cruzi / Q000276:immunology / Q000302:isolation & purification
D000906:Antibodies; D000953:Antigens, Protozoan