1. Department of General Surgery, The First Affiliated Hospital of Gannan Medical University, Ganzhou, Jiangxi 341000, P.R. China
2. Department of Dermatology and Venereal Diseases, Guiyang Center for Disease Control and Prevention, Guiyang, Guizhou 550000, P.R. China
3. Department of Pediatric, The First Affiliated Hospital of Gannan Medical University, Ganzhou, Jiangxi 341000, P.R. China
4. Department of Oncology, The First Affiliated Hospital of Gannan Medical University, Ganzhou, Jiangxi 341000, P.R. China