Yun Le

Predictive value of serum β-hCG and blastocyst transfer for clinical pregnancy after frozen-thawed embryo transfer: a retrospective cohort study

Abstract Aim To evaluate the predictive value of serum beta-human chorionic gonadotropin (β-hCG) measured at 11–14 days after frozen-thawed embryo transfer (FET) for clinical pregnancy, and to explore the potential associations of blastocyst transfer and other serum markers (tota...