1 Department of Pediatrics Gastroenterology, The Second Affiliated Hospital and Yuying Children's Hospital of Wenzhou Medical University, Wenzhou City, China.
2 Department of Gastroenterology, Pingyang Hospital of Wenzhou Medical University, Wenzhou City, China.
3 Department of Endocrinology, The Second Affiliated Hospital and Yuying Children's Hospital of Wenzhou Medical University, Wenzhou City, China.
4 Department of Gastroenterology, The Second Affiliated Hospital and Yuying Children's Hospital of Wenzhou Medical University, Wenzhou City, China.
5 Department of Gastroenterology, The Second Affiliated Hospital and Yuying Children's Hospital of Wenzhou Medical University, Wenzhou City, China. miaolei@wmu.edu.cn.