1Dunaif A.Insulin resistance and the polycystic ovary syndrome:me-chanism and implications for pathogenesis.J Endocr Rev 1997,18:774-800.
2Battaglia.The role of ultrasound and Doppler analysis in the diagno-sis of polycystic ovary syndrome J.Ultrasound Obstet Gynecol,2003,22:225-232.
3Clayton RN,Ogden V,Hodgkinson J,et al.How common are poly-cystic ovaries in normal women and what is their significance for the fertility of the population? J.Clin Endocrinol,1992,37:127-134.
4Pache TD,Wladimiroff JW,Hop WCJ,et al.How to discriminate between normal and polycystic ovaries:transvaginal US study.J.Radiology,1992,183:421-423.
5Adams J,Polson DW,Abdulwahid N.Multifollicular ovaries:clinical and endocrine features and response to gonadotropin releasing hormone.J.Lancet,1985,2:1 375-1 378.
6Anna Maria Fulghesu,Mario Ciampelli,Chiara Belosi.A new ultra-sound criterion for the diagnosis of polycystic ovary syndrome:the ovarian stroma/total area ratio J.Fertility and Sterility,2001,76:2.
