title: Methotrexate and the acquired immunodeficiency syndrome.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000209:etiology*; D000328:Adult; D001168:Arthritis / Q000188:drug therapy; D006716:Homosexuality; D006801:Humans; D008297:Male; D008727:Methotrexate / Q000009:adverse effects*; D011565:Psoriasis / Q000188:drug therapy
chemical_list: D008727:Methotrexate