RT Journal Article SR Electronic T1 Menarche, menses, and menopause: a brief review JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 169 OP 175 VO 57 IS 2 A1 Cumming, David C. YR 1990 UL http://www.ccjm.org/content/57/2/169.abstract AB Reproductive maturation, the menstrual cycle, and the transition to postreproductive life are complex processes. Detailed understanding of reproduction underlies logical patient management. Greater understanding of physiology has brought about better control of ovulatory problems and the beginnings of a logical approach to other problems such as androgen excess, where two complex systems overlap.