Eric D. Levens
No ORCID on file
· 7 papers in corpus
observational
2015
OBJECTIVE: To compare live-birth rates, blastocyst to live-birth efficiency, gestational age, and birth weights in a large cohort of patients undergoing single versus double thawed blastocyst transfer. DESIGN: Retrospective cohort study. …
observational
2010
OBJECTIVE: To examine cycle outcomes among patients demonstrating an attenuated ovarian response that proceeded to oocyte retrieval to those converted to intrauterine insemination (IUI). DESIGN: Retrospective cohort study. SETTING: Large …
rct
2010
OBJECTIVE: To test potential contraceptive mechanisms of the selective P receptor modulator CDB-2914 in the early luteal phase. DESIGN: Prospective randomized clinical trial. SETTING: Clinical research center. PATIENT(S): Fifty-six women…
other
2010
CONTEXT: Progesterone is critical for secretory endometrial differentiation in women, but its downstream mediators are poorly understood. OBJECTIVE: Our objective was to investigate endometrial expression of Indian Hedgehog (IHH) and genes…
observational
2008
OBJECTIVE: To assess cycle outcome among day 5 and day 6 cryopreserved frozen-thawed blastocyst embryo transfers (FBET). DESIGN: Retrospective cohort study. SETTING: Military-based assisted reproduction technology (ART) center. PATIENT(S…
2007
other
2007
Despite the multiple advantages of assisted reproductive technology compared with surgery, there remain several diagnoses for which surgery is still widely performed: distal tubal occlusion, regret of permanent sterilization, and endometrio…