A multidimensional astrocytic framework links serum biomarkers to depression subtypes cognition and sleep EEG. - Ma, Zi-Jie; Zou, Tian-Tian; Zhou, Yu-Shun; Li, Xue-Yan; Hu, Zhen-Yu; Liu, Gao-Xia; Xia, Lan; Chen, Gui-Hai (Discover Mental Health, 2026)