title: Prolonged secondary amenorrhoea after oral contraceptive therapy. Natural and unnatural history.
mesh_terms: D000568:Amenorrhea / Q000139:chemically induced* / Q000175:diagnosis / Q000628:therapy; D002951:Citrates / Q000627:therapeutic use; D002996:Clomiphene / Q000627:therapeutic use; D003276:Contraceptives, Oral / Q000009:adverse effects*; D004967:Estrogens / Q000652:urine; D005260:Female; D005500:Follow-Up Studies; D006062:Gonadotropins / Q000652:urine; D013006:Growth Hormone / Q000097:blood; D006801:Humans; D007031:Hypothalamus / Q000503:physiopathology; D007775:Lactation Disorders / Q000150:complications; D008593:Menopause; D008599:Menstruation Disturbances / Q000150:complications; D010060:Ovulation / Q000187:drug effects; D010298:Parity; D011085:Polycystic Ovary Syndrome / Q000150:complications; D011247:Pregnancy; D011379:Prognosis; D011859:Radiography; D012008:Recurrence; D012886:Skull / Q000000981:diagnostic imaging; D013997:Time Factors
chemical_list: D002951:Citrates; D003276:Contraceptives, Oral; D004967:Estrogens; D006062:Gonadotropins; D002996:Clomiphene; D013006:Growth Hormone