Corrigendum: Risk factors of falls in elderly patients with visual impairment - Shuyi Ouyang; Chunwen Zheng; Chunwen Zheng; Zhanjie Lin; Zhanjie Lin; Xiaoni Zhang; Haojun Li; Ying Fang; Yijun Hu; Honghua Yu; Guanrong Wu; Guanrong Wu (Frontiers Media S.A., 2022)