title: Secondary amenorrhea.
authors.affiliation: Children's Hospital at Montefiore, Bronx, NY, USA.
authors.forename: Diane
authors.initials: D
authors.lastname: Bloomfield
mesh_terms: D000293:Adolescent; D000568:Amenorrhea / Q000209:etiology* / Q000503:physiopathology; D005260:Female; D006801:Humans; D008597:Menstrual Cycle / Q000502:physiology