Serum ceramide concentrations are associated with depression in patients after ischemic stroke-A two-center case-controlled study. - Hong, Lv; Hongmei, Wang; Leijie, Xie; Dandan, Zou; Peng, Liu; Zhifei, Hu; Ruimin, Ma; Yijun, Shi; Guanghui, Zheng; Guojun, Zhang (Clinica Chimica Acta, 2021)