title: Unraveling the mystery of chronic amenorrhea.
authors.affiliation: Graduate School of Nursing, Uniformed Services University, Bethesda, MD 20814, USA.
authors.forename: D C
authors.initials: DC
authors.lastname: Seibert
mesh_terms: D000328:Adult; D000568:Amenorrhea / Q000175:diagnosis* / Q000209:etiology; D002908:Chronic Disease; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008487:Medical History Taking; D010808:Physical Examination; D011085:Polycystic Ovary Syndrome / Q000150:complications* / Q000188:drug therapy