1. The Department of Gastroenterology, Shenzhen Second People’s Hospital, First Affiliated Hospital of Shenzhen University Health Science Center, Shenzhen, China
2. The Department of Gastroenterology, First Affiliated Hospital of Soochow University, Suzhou, China
3. Department of Pathology, Shantou University Medical College, Shantou, China
4. Guangdong Provincial Key Laboratory of Infectious Diseases and Molecular Immunopathology, Shantou, China
5. Shenzhen University School of Medicine, Shenzhen 515041, China
6. The Department of Pathology, Shenzhen Second People’s Hospital, the First Affiliated Hospital of Shenzhen University Health Science Center, Shenzhen 518035, China