Corrigendum: Correlation of mild cognitive impairment with the thickness of retinal nerve fiber layer and serum indicators in type 2 diabetic patients - Li, Renshi; Zheng, Fengjie; Xu, Peichen; Lv, Li; Mu, Yapeng; Zhuang, Xianghua; Chen, Shihong (Frontiers in Endocrinology, 2024)