title: Studies of venereal disease. 3. Double-blind comparison of tetracycline hydrochloride and placebo in treatment of nongonococcal urethritis.
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D010919:Placebos; D013752:Tetracycline / Q000627:therapeutic use*; D014526:Urethritis / Q000188:drug therapy*
chemical_list: D010919:Placebos; D013752:Tetracycline