Chlamydia trachomatis & infertility.
D002690:Chlamydia Infections / Q000517:prevention & control; D002692:Chlamydia trachomatis; D005260:Female; D006801:Humans; D007247:Infertility, Female / Q000209:etiology / Q000517:prevention & control*; D008297:Male; D000292:Pelvic Inflammatory Disease / Q000517:prevention & control*