Elucidation of the Reinforcing Spleen Effect of Jujube Fruits Based on Metabolomics and Intestinal Flora Analysis oleh Yan-ling Yi, Yao Li, Sheng Guo, Hui Yan, Xin-fei Ma, Wei-wei Tao, Er-xin Shang, Yang Niu, Da-wei Qian, Jin-ao Duan