Integrated serum metabolomics and network pharmacology reveal molecular mechanism of Qixue Huazheng formula on peritoneal fibrosis - Meng, Xiaohui; Sheng, Li; You, Yongqing; Dai, Huibo; Yu, Manshu; Wang, Funing; Zhou, Ziren; Shan, Yun; Sheng, Meixiao (Frontiers in Pharmacology, 2025)