Chlamydial infection in pregnancy.
D000293:Adolescent; D000328:Adult; D001315:Australia; D002690:Chlamydia Infections / Q000453:epidemiology*; D002692:Chlamydia trachomatis; D005260:Female; D006801:Humans; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000453:epidemiology*