Yuanlin He

Recurrent implantation failure (RIF), characterized by repeated failure to achieve clinical pregnancy after embryo transfer, is often associated with abnormal endometrial conditions. However, unexplained RIF is unique in that its underlying…

BACKGROUND: It has been consistently shown in several meta-analyses that infants born after ART have an excess of birth defects compared with those after spontaneous conception, however, the prevalence of birth defects among ART offspring i…