Climacteric Clinical Medicine Cohort Studies Cross-Sectional Studies Diseases Drug Therapy Environment and Public Health Epidemiologic Methods Epidemiologic Studies Estrogen Replacement Therapy Evidence-Based Medicine Evidence-Based Practice Evidence-based medicine Gynecology & Obstetrics Health & Biological Sciences Health Care Health Care Evaluation Mechanisms Health Care Quality, Access, and Evaluation Health Occupations Hormone Replacement Therapy Investigative Techniques Medicine Menopause Methods Pathological Conditions, Signs and Symptoms Public Health Quality of Health Care Reproductive Physiological Phenomena Reproductive Physiological Processes Reproductive and Urinary Physiological Phenomena