assessment of embryo quality in order to choose the embryos that most likely result in pregnancy is the critical goal in assisted reproductive technologies (art). the current trend in human in vitro fertilization/embryo transfer (ivf/et) protocols is to decrease the rate of multiple pregnancies after multiple embryo transfer with maintaining the pregnancy rate at admissible levels (according to...

a:4:{s:10:"Background";s:164:"This study aimed to investigate maternal outcomes of pregnancy after in vitro fertilization (IVF) in primigravida women admitted to 3 different hospitals in Tehran.";s:19:"MaterialsAndMethods";s:399:"This study is a retrospective cross sectional analytical study to evaluate and compare the maternal outcomes (preeclampsia, multiple pregnancy, diabetes, pregnancy, de...