Delayed frozen embryo transfer failed to improve live birth rate and neonatal outcomes in patients requiring whole embryo freezing.

CONCLUSION: Regardless of COS protocols, FET could be performed immediately after a freeze-all strategy for delaying FET failed to improve reproductive and neonatal outcomes.
PMID: 31924215 [PubMed - in process]

Source: Reproductive Biology - January 9, 2020 Category: Reproduction Medicine Authors: He Y, Zheng H, Du H, Liu J, Li L, Liu H, Cao M, Chen S Tags: Reprod Biol Endocrinol Source Type: research