1. Department of Urology; Children's Hospital of Chongqing Medical University; Chongqing China
2. Ministry of Education Key Laboratory of Child Development and Disorders, Chongqing Key Laboratory of Pediatrics; Chongqing International Science and Technology Cooperation Center for Child Development and Disorders; Chongqing China
3. Department of Respiratory Medicine, Chongqing Key Laboratory of Pediatrics; Chongqing International Science and Technology Cooperation Center for Child Development and Disorders; Chongqing China
4. Wake Forest Institute for Regenerative Medicine; Wake Forest School of Medicine; Winston-Salem NC USA