Feifei Xu

No ORCID on file · 2 papers in corpus
observational 2026
Frontiers in endocrinology ·doi:10.3389/fendo.2026.1750481

INTRODUCTION: This study aimed to investigate the association between 25-hydroxyvitamin D [25(OH)D] levels in serum (VD-S) and follicular fluid (VD-FF) and the laboratory outcomes of in vitro fertilization (IVF) in patients with diminished …

2025
·doi:10.1007/s13273-025-00570-x