Dandan Zhao

No ORCID on file · 2 papers in corpus

observational 2026

Clinical characteristics and associated risk factors for diminished ovarian reserve among Chinese women: a matched case-control study

Frontiers in endocrinology ·doi:10.3389/fendo.2026.1767835

BACKGROUND: Diminished ovarian reserve (DOR) has emerged as a significant reproductive challenge and a broader societal concern. Most previous studies have focused on ovarian reserve markers, while limited research has examined DOR as a pri…

observational 2022

Effects of COVID-19 vaccination status, vaccine type, and vaccination interval on IVF pregnancy outcomes in infertile couples

Journal of assisted reproduction and genetics ·doi:10.1007/s10815-022-02543-8

PURPOSE: This study aimed to explore whether the coronavirus disease (COVID-19) vaccination of both partners in infertile couples, different types of COVID-19 vaccines, and the interval between complete vaccination and oocyte retrieval or e…