TY - GEN AU - Seltzer,V L AU - Benjamin,F AU - Deutsch,S TI - Perimenopausal bleeding patterns and pathologic findings SN - 0098-8421 PY - 1990///1017 KW - Age Factors KW - Female KW - Humans KW - Menopause KW - physiology KW - Menstrual Cycle KW - Menstruation KW - Menstruation Disturbances KW - epidemiology KW - Middle Aged KW - Retrospective Studies N1 - Publication Type: Journal Article ER -