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Associations between a new day 4 embryo grading system and implantation rates in frozen embryo transfer (FET) cycles
The purpose of this study is to present a new day 4 (D4) embryo grading system for the assessment of embryos in frozen-thawed embryo transfer (FET) cycles. A new grading system (grades A–E) was modified from the 2011 ESHRE Istanbul Consensus for D4 embryos in FET cycles. In total, we retrospectively...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Lippincott Williams & Wilkins
2020
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7571955/ https://www.ncbi.nlm.nih.gov/pubmed/33080712 http://dx.doi.org/10.1097/MD.0000000000022676 |