title: An adolescent with vaginal bleeding.
authors.affiliation: Craig-Dalsimer Division of Adolescent Medicine, Children's Hospital of Philadelphia, PA 19104, USA. schwarz@email.chop.edu
authors.forename: Leonard J
authors.initials: LJ
authors.lastname: Levine
authors.forename: Marina
authors.initials: M
authors.lastname: Catallozzi
authors.forename: Donald F
authors.initials: DF
authors.lastname: Schwarz
mesh_terms: D000293:Adolescent; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007037:Hypothyroidism / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy; D008598:Menstruation; D011247:Pregnancy; D014592:Uterine Hemorrhage / Q000175:diagnosis / Q000188:drug therapy / Q000209:etiology