title: Indirect charcoal-agglutination test in the diagnosis of sleeping sickness in West Africa.
mesh_terms: D000372:Agglutination Tests; D002606:Charcoal; D006801:Humans; D009549:Nigeria; D014353:Trypanosomiasis, African / Q000097:blood / Q000134:cerebrospinal fluid / Q000175:diagnosis*
chemical_list: D002606:Charcoal