title: Gonococcal and nongonococcal urethritis in men. Clinical and laboratory differentiation.
mesh_terms: D000328:Adult; D001424:Bacterial Infections / Q000175:diagnosis*; D001431:Bacteriological Techniques; D003937:Diagnosis, Differential; D003951:Diagnostic Errors; D006069:Gonorrhea / Q000175:diagnosis*; D006801:Humans; D008297:Male; D009344:Neisseria gonorrhoeae / Q000302:isolation & purification; D013194:Staining and Labeling; D013997:Time Factors; D014526:Urethritis / Q000209:etiology*