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David Levran
Researcher at Wolfson Medical Center
Publications - 71
Citations - 1470
David Levran is an academic researcher from Wolfson Medical Center. The author has contributed to research in topics: Embryo transfer & Pregnancy rate. The author has an hindex of 23, co-authored 71 publications receiving 1359 citations. Previous affiliations of David Levran include Sheba Medical Center & Tel Aviv University.
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The treatment of patients with polycystic ovarian syndrome by in-vitro fertilization and embryo transfer: a comparison of results with those of patients with tubal infertility
TL;DR: IVF treatment may be a viable solution for polycystic ovarian syndrome patients resistant to an in-vivo protocol treatment regimes, and the fact that more oocytes are recovered from PCO patients, balances their lower fertilization and cleavage rates.
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Estradiol supplementation during the luteal phase may improve the pregnancy rate in patients undergoing in vitro fertilization-embryo transfer cycles.
Jacob Farhi,Jacob Farhi,Ariel Weissman,Zohar Steinfeld,Michal Shorer,Hana Nahum,David Levran +6 more
TL;DR: For patients who are treated with the long GnRH analog protocol for controlled ovarian hyperstimulation and for whom luteal support with hCG is contraindicated, the addition of E(2) to the progestin support regimen may have a beneficial effect on pregnancy and implantation rates.
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Maturation arrest of human oocytes as a cause of infertility: Case report
TL;DR: A case series of infertile couples for whom all oocytes repeatedly failed to mature during IVF/ICSI is described, finding that oocyte maturation arrest may be the cause of infertility in some couples previously classified as having unexplained infertility.
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Cumulative pregnancy rate following in-vitro fertilization: the significance of age and infertility aetiology
TL;DR: It was found that the CPR showed a constant rise during the six initial IVF treatments, and plateaued in the subsequent three cycles, and in women > or = 40 years of age have a significantly lower CPR.
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The effect of smoking on the outcome of in-vitro fertilization - embryo transfer
TL;DR: It is suggested that cigarette smoking has a detrimental effect on the outcome of in-vitro fertilization and embryo transfer.