title: Cyclically transmitted infections of Trypanosoma brucei, T. rhodesiense and T. gambiense in chimpanzees.
mesh_terms: D000818:Animals; D004199:Disease Vectors; D015186:Hominidae; D008297:Male; D014345:Trypanosoma / Q000032:analysis / Q000302:isolation & purification / Q000472:pathogenicity*; D014352:Trypanosomiasis / Q000175:diagnosis / Q000662:veterinary*; D014370:Tsetse Flies; D014774:Virulence