Yancheng Teachers University, Yancheng Teachers University, affiliation not provided to SSRN, Guangdong University of Technology, Yancheng Teachers University, Yancheng Teachers University, Yancheng Teachers University, Jinzhou Medical University, Yancheng Teachers University, Yancheng Teachers University, Yancheng Teachers University, Yancheng Teachers University, Nanjing University of Traditional Chinese Medicine, Jinzhou Medical University and Yancheng Teachers University