1. Department of Gastroenterology Guangzhou Women and Children's Medical Center of Guangzhou Medical University Guangzhou China
2. Department of Healthcare Guangzhou Women and Children's Medical Center of Guangzhou Medical University Guangzhou China
3. Department of Healthcare Guangdong Women and Children Hospital Guangzhou China
4. Department of Pediatrics Jiangmen Maternity and Child Health Care Hospital Jiangmen China
5. Department of Pediatrics Boai Hospital of Zhongshan Zhongshan China
6. Department of Pediatrics Shenzhen Maternity & Child Healthcare Hospital Shenzhen China
7. Department of Gastroenterology Shenzhen Children's Hospital Shenzhen China
8. Department of Clinical Nutrition and Healthcare Dongguan Maternal and Child Health Care Hospital Dongguan China
9. Department of Healthcare Panyu Campus Guangdong Women and Children Hospital Guangzhou China
10. Department of Healthcare Jiangmen Maternity and Child Health Care Hospital Jiangmen China
11. Department of Healthcare Shenzhen Maternity & Child Healthcare Hospital Shenzhen China
12. Department of Healthcare Shenzhen Children's Hospital Shenzhen China
13. Department of Gastroenterology Dongguan Maternal and Child Health Care Hospital Dongguan China
14. Department of Global Biostatistics and Data Science Center for Bioinformatics and Genomics Tulane University New Orleans Louisiana USA
15. Division of Gastroenterology Children's Mercy Hospital Kansas City Missouri USA