Purpose: the aim of this study is to analyze the factors contributing to the success of frozen- thawed embryo transfer (ET).
Material and method: This retrospective, case-control study was carried out on 700 infertile couples treated with IVF and ICSI and had embryo freezing in Isfahan Fertility and Infertility Center, Iran, from the beginning of July 2000 to the end of June 2003.
Results: fa...