Putamen subregion dysfunction mediates the relationship between childhood maltreatment and major depressive disorder. - Luo, Qianyi; Yu, Huiwen; Yu, Tong; Xia, Jinrou; Zou, Yurong; Li, Yuhong; Chen, Juran; Lin, Xiaohui; Peng, Hongjun (European Archives of Psychiatry & Clinical Neuroscience, 2026)