Objection: To Investigate the relationship of basic serum follicle stimulating hormone (FSH) level and the number of retrieved oocytes on laboratory and clinical outcome of in vitro fertilization and embryo transfer (IVF-ET).

• 目的：探讨体外受精-胚胎移植(in vitro fertilization and embryo trasfer IVF-ET)过程中基础卵泡刺激素(FSH)水平及获卵数与IVF-ET实验室结局和临床妊娠率的关系。