title: Do changes associated with polycystic ovary syndrome begin before menarche?
authors.affiliation: Division of Medical Gynecology, Mayo Clinic, Rochester, Minnesota 55905, USA.
authors.forename: Jo T
authors.initials: JT
authors.lastname: Vanwinter
mesh_terms: D002648:Child; D005260:Female; D006801:Humans; D008572:Menarche; D010053:Ovary / Q000000981:diagnostic imaging / Q000473:pathology; D011085:Polycystic Ovary Syndrome / Q000000981:diagnostic imaging* / Q000628:therapy; D014463:Ultrasonography