Lihong Zhou

No ORCID on file · 1 paper in corpus

observational 2026

Relationship between endometrial VFI values detected by three-dimensional power Doppler ultrasound and pregnancy outcomes in FET patients and prediction of the optimal VFI range-a retrospective cohort study

Frontiers in medicine ·doi:10.3389/fmed.2026.1786174

BACKGROUND: The relationship between the vascular flow index (VFI) of the endometrium and the pregnancy outcome in the frozen embryo transfer (FET) cycle remains controversial, and there is currently no recommended optimal range for VFI. O…