ivf-et 基本例句 =in vitro fertilization and embryo transfer 体外受精及胚胎移植 Objective To understand the difference in newborn IVF- ET and spontaneous pregnant baby's body heath index, then analyze the safety of IVF-ET. 目的了解试管婴儿 IVF/span>- ET与自然受孕儿出生时身体状况的差异，客观地对试管婴儿的安全性进行分析。 cnki