Global Burden of Polycystic Ovary Syndrome: A Systematic Analysis of Pre- and Post-Pandemic Trends from the 2021 Global Burden of Disease Study (1990–2021). - Guo, Yingwu; Du, Yingrong; Zhang, Lingfang; Xu, Huihui; Liu, Jun; Li, Shenghao; Xu, Zhaoyuan; Yan, Junfang; Chen, Jie; Wang, Huawei (International Journal of Women's Health, 2026)