1. Department of Epidemiology, Center for Global Health, School of Public Health Nanjing Medical University Nanjing China
2. Nanjing Drum Tower Hospital Clinical College of Nanjing Medical University Nanjing China
3. Jiangsu Key Lab of Cancer Biomarkers, Prevention and Treatment, Collaborative Innovation Center for Cancer Personalized Medicine and China International Cooperation Center for Environment and Human Health Nanjing Medical University Nanjing China
4. Digestive Endoscopy Department and General Surgery Department The First Affiliated Hospital with Nanjing Medical University and Jiangsu Province Hospital Nanjing China