[Embryonic Stem Cell-Derived Mesenchymal Stromal Cell Exosomes Protect Against Radiation-Induced Lymphocyte Injury and Its Related Mechanisms]. - Chen JX; Liu ZQ; Lei YY; Wang DM; Liu TQ; Zhuo HL; Yu CL; Ai HS; Hu KX; Cai B; Guo M; Wang Y (Zhongguo shi yan xue ye xue za zhi, 2026)