[Polymenorrhea and oligomenorrhea in sterility].
D005260:Female; D006801:Humans; D007246:Infertility; D007247:Infertility, Female / Q000209:etiology*; D008599:Menstruation Disturbances / Q000150:complications*; D009839:Oligomenorrhea
MENSTRUATION DISORDERS/complications; STERILITY, FEMALE/etiology