1. Jiangsu College of Nursing, Huaian, Jiangsu, China (mainland)
2. Cancer Center, Bayannur Hospital, Bayannur, Inner Mongolia, China (mainland)
3. Department of Pathology, Nanjing Medical University, Nanjing, Jiangsu, China (mainland)
4. Department of Pathology, The Nanjing Hospital Affiliated to Nanjing Medical University, Nanjing, Jiangsu, China (mainland)
5. Department of Gastroenterology, The Second Affiliated Hospital of Nanjing Medical University, Nanjing, Jiangsu, China (mainland)
6. Department of Otolaryngology, The Second Affiliated Hospital of Nanjing Medical University, Nanjing, Jiangsu, China (mainland)
7. Key Laboratory of Antibody Technology, National Health and Family Planning Commission, Nanjing Medical University, Nanjing, Jiangsu, China (mainland)