Cyclic physiologic changes in endometrium.
D001706:Biopsy; D004717:Endometrium / Q000166:cytology / Q000502:physiology*; D005260:Female; D006801:Humans; D007247:Infertility, Female / Q000209:etiology; D008598:Menstruation; D008599:Menstruation Disturbances / Q000209:etiology; D011247:Pregnancy