2The Rotterdam ESHRE/ASRE-sponsored PCOS Consensus Workshop Group. Revised 2003 Consensus on Diagnostic Criteria and Long Term Health Risks Related to Polyeystic Ovary Syndrome(PCOS) [J ]. Human Reproduction, 2004,19 ( 1 ) :41-47.
3Azziz R. Controversy in Clinical (Endocrinology: Diagnosis of Polycys-tic Ovarian Syndrome:the Rotterdam Criteria Are Premature[J]. J Clin En-docrinal Metab, 2006,91 (2) : 781-785.
4Mojdeh Salehnia. Autograft of vitrified mouse ovaries using ethylene glycol as cryoprotectant . Exp Anim, 2002,51 (5) :509 -512.
5Hughes E, Collins J, Vandekerckhove P. Clomiphene citrate for unexplained subfertility in women ( Cochrane Review) . In The Cochrane Library, 2004,4:1 -2.
6Winer EP , Hudis C, Burstein H J, et al. American society of clinic oncology technology assessment on the use of aromotase inhibitors as adjuvant theraphy for postmenopausal women with hormone receptor - positive breast cancer:status report 2004. J Clin Oncol, 2005,23 (3) :619 - 629.
7Biljan MM,Tan SI,Tulandi T, el al. Prospective randomized trial compariug the effects of 2.5 mg and 5.0 mg of letrozole (LE) on follicular development,endometrial thickness and pregnangy rates in patients undergoing super - ovulation. Fertil, 2002, 76 ( 3 ) :55.
8Sohrabvand F, Ansari S, Bagheri M. Efficacy of combined metformin - letrozole in comparison with metformin - clomiphene citrate in clomiphene - resistant iinfertile women with polycysitic ocarian disease. Hum Reprod, 2006, 21 (6): 1432 - 1435.
