Regional cerebral gray matter atrophy is associated with cognitive impairment in hemodialysis patients: a cross-sectional and longitudinal voxel-based morphological MRI study - Huiying Wang; Lixiang Huang; Gemuer Wu; Jinping Li; Lei Liu; Tong Zhang; Jinxia Zhu; Xianchang Zhang; Wen Shen; Chao Chai; Shuang Xia (Brain Imaging and Behavior, 2022)