Global research hotspots and trends in oxidative stress-related diabetic nephropathy: a bibliometric study - Wang, Xiao-rong; Wu, Zeng; He, Tong-tong; Chen, Xiao-han; Jin, Xiao-fei; Zuo, Chun-yue; Yang, Shao-ze; Gao, Yu; Zhou, Xiao-hong; Gao, Wei-juan (Frontiers in Endocrinology, 2025)