title: Chlamydia trachomatis, epidemiology and diagnosis.
mesh_terms: D001431:Bacteriological Techniques; D002690:Chlamydia Infections / Q000175:diagnosis / Q000453:epidemiology*; D002692:Chlamydia trachomatis / Q000472:pathogenicity; D003430:Cross-Sectional Studies; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D009664:Norway; D012703:Serotyping