1. Department of Dermatology Xiangya Hospital, Central South University Changsha China
2. The center of Gastrointestinal and Minimally Invasive Surgery, Department of General Surgery, The Third People's Hospital of Chengdu College of Medicine, Southwest Jiaotong University Chengdu China
3. Emergency Department, Peking University Third Hospital Peking University School of Medicine Beijing China
4. Department of Pathology The Third People's Hospital of Chengdu, The Affiliated Hospital of Southwest Jiaotong University, The Second Chengdu Hospital Affiliated to Chongqing Medical University Chengdu China
5. Medical Research Center, The Third People's Hospital of Chengdu The Affiliated Hospital of Southwest Jiaotong University, The Second Chengdu Hospital Affiliated to Chongqing Medical University Chengdu China