Knowledge mapping of exosomes in preeclampsia: a bibliometric analysis (2008-2023) - Yin, Liang; Zhang, Yuchao; Fu, Guanfeng; Huang, Haiqin; Su, Hang; Zhang, Yipeng; Chen, Qichun; Li, Qinghua; Yang, Weiwei (Frontiers in Endocrinology, 2025)