Non-inferiority of cleavage-stage versus blastocyst-stage embryo transfer in poor prognosis IVF patients (PRECiSE trial): study protocol for a randomized controlled trial
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...
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| Main Authors: | , , , , , |
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| Format: | Book |
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BMC,
2020-01-01T00:00:00Z.
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