Non-inferiority of cleavage-stage versus blastocyst-stage embryo transfer in poor prognosis IVF patients (PRECiSE trial): study protocol for a randomized controlled trial

• المؤلفون الرئيسيون: Werner M. Neuhausser (مؤلف), Denis A. Vaughan (مؤلف), Denny Sakkas (مؤلف), Michele R. Hacker (مؤلف), Tom Toth (مؤلف), Alan Penzias (مؤلف)
• التنسيق: كتاب
• منشور في: BMC, 2020-01-01T00:00:00Z.
• الموضوعات: article
• الوصول للمادة أونلاين: Connect to this object online.

Abstract Background With improvements in in vitro culture techniques there has been a steady shift in practice to transfer embryos at the blastocyst stage (post fertilization day (p.f.d.) 5-7), when embryos reach the endometrial cavity during natural conception. For patients with > 5 zygotes on d...