1. Department of Urology, Children’s Hospital of Chongqing Medical University, Chongqing, China;
2. Key Laboratory of Pediatrics in Chongqing, Chongqing, China;
3. Ministry of Education Key Laboratory of Child Development and Disorders, Chongqing, China;
4. Chongqing International Science and Technology Cooperation Center for Child Development and Disorders, Chongqing, China