1. Department of Preventive Medicine, Zhejiang Key Laboratory of Pathophysiology, School of Medicine, Ningbo University, 818 Fenghua Road, Ningbo, Zhejiang, 315211, People's Republic of China
2. College of Medicine, Shaoxing University, 508 Huancheng Road, Shaoxing, Zhejiang Province, 312000, People's Republic of China
3. Mingzhou Hospital of Zhejiang University Department of Pathology, Mingzhou Hospital of Zhejiang University, Ningbo, 315040 Zhejiang, People's Republic of China
4. Department of Gastroenterology and hepatology, The Affiliated Hospital of Medical School, Ningbo University, 247 Renmin Road, Ningbo, Zhejiang, 315020, People's Republic of China
5. Institute of Digestive Disease of Ningbo University, Ningbo, 315020, People's Republic of China