1. Department of Pediatrics, Sichuan Provincial Maternity and Child Health Care Hospital, Chengdu, Sichuan, China
2. Department of Radio-Diagnosis, Sichuan Provincial Maternity and Child Health Care Hospital, Chengdu, Sichuan, China
3. Department of Pediatrics, The Fifth People’s Hospital of Chengdu, Chengdu, Sichuan, China
4. Department of Pediatric Intensive Care Medicine, Sichuan Provincial Maternity and Child Health Care Hospital, Chengdu, Sichuan, China
5. Department of Medical Genetics and Prenatal Diagnosis, Sichuan Provincial Maternity and Child Health Care Hospital, Chengdu, Sichuan, China