Aim: This study aims to systematically review the current literature on published studies with
data on the clinical significance of endometrial thickness on ultrasound for live birth rate …

Introduction Obesity has detrimental influences on women reproductive health. There is little
experience in optimizing controlled ovarian hyperstimulation (COH) protocols to treat …

The HLA-G molecule is widely accepted as an important factor for pregnancy success. Its
expression has been detected in the extravillous trophoblasts. Soluble HLA-G (sHLA-G) was …

Objective To compare the pregnancy outcome after fresh embryo transfer between GnRH
antagonist and GnRH agonist regimens in patients with thin endometrium. Methods This …

Abstract Background Whether MTHFR C677T genotype affects pregnancy outcomes
following assisted reproductive technology is conflicting. And the role of MTHFR C677T …

This study was aimed to systematically evaluate the efficacy of artificial cycle-prepared
frozen–thawed embryo transfer (FET) with or without gonadotrophin-releasing hormone …

Background: The objective of this study was to determine the efficacy of acupuncture on the
outcome of in vitro fertilization (IVF) in elderly infertile patients with kidney qi deficiency, and …

The well-prepared endometrium with appropriate thickness plays a critical role in successful
embryo implantation. The thin endometrium is the main factor of frozen-embryo transfer …

Background Previous studies suggested higher serum progesterone (P) levels were strongly
associated with a lower clinical pregnancy rate (CPR) for in vitro fertilization-embryo transfer …

Objective For patients with polycystic ovary syndrome (PCOS) to undergo in vitro fertilization
(IVF) and embryo transfer (ET), there has been no consensus regarding which protocol is …