title: Treatment of cerebrospinal fluid with formalin from patients infected with human immunodeficiency virus before diagnostic microscopy.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000134:cerebrospinal fluid*; D002493:Central Nervous System Diseases / Q000134:cerebrospinal fluid*; D005557:Formaldehyde / Q000494:pharmacology*; D006678:HIV / Q000187:drug effects; D006801:Humans
chemical_list: D005557:Formaldehyde