Total weight loss rather than preoperative body mass index correlates with remission of irregular menstruation after sleeve gastrectomy in patients with polycystic ovary syndrome - Yian Zhao; Sisi Xiong; Teng Liu; Jiaxin Shu; Tao Zhu; Shumin Li; Mingwei Zhong; Shigang Zhao; Xin Huang; Shaozhuang Liu (Frontiers in Endocrinology, 2024)