1. Department of Pathology Xi'an Children’s Hospital, The Affiliated Children’s Hospital of Xi'an Jiaotong University Xi'anChina
2. Faculty of Medicine Macau University of Science and Technology MacauChina
3. Department of Pediatric Surgery Guangzhou Institute of PediatricsGuangdong Provincial Key Laboratory of Research in Structural Birth Defect DiseaseGuangzhou Women and Children’s Medical Center GuangzhouChina
4. Department of Pediatric Surgery The First Affiliated Hospital of Zhengzhou University ZhengzhouHenan China
5. Department of Pediatric Surgery The Second Affiliated Hospital of Xi'an Jiaotong University Xi'anChina
6. Department of Pathology Children Hospital and Women Health Center of Shanxi TaiyuanChina
7. Department of Hematology The Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University WenzhouChina
8. Department of General Surgery Xi'an Children’s Hospital, Xi'an Jiaotong University Affiliated Children’s Hospital Xi'anChina