title: Letter: Methaqualone and urinary steroids.
mesh_terms: D015065:17-Hydroxycorticosteroids / Q000652:urine*; D015068:17-Ketosteroids / Q000652:urine*; D004155:Diphenhydramine / Q000494:pharmacology*; D006801:Humans; D008702:Methaqualone / Q000494:pharmacology*
chemical_list: D015065:17-Hydroxycorticosteroids; D015068:17-Ketosteroids; D008702:Methaqualone; D004155:Diphenhydramine