Jilin Medical University, affiliation not provided to SSRN, affiliation not provided to SSRN, Jilin Medical University, Jilin Medical University, Jilin Medical University, Jilin Medical University, Jilin Medical University, Jilin Medical University, Jilin Medical University, Jilin Medical University, Jilin Medical University, Jilin Medical University, Jilin Medical University, affiliation not provided to SSRN, Konyang University and Yanbian University