1. Department of Otorhinolaryngology – Head and Neck Surgery, Ningbo Women and Children’s Hospital, Ningbo, Zhejiang, China (mainland)
2. Department of Otorhinolaryngology – Head and Neck Surgery, Shanghai East Hospital, Tongji University School of Medicine, Shanghai, China (mainland)
3. Department of Pediatrics, Ningbo Women and Children’s Hospital, Ningbo, Zhejiang, China (mainland)
4. Central Laboratory of Birth Defects Prevention and Control, Ningbo Women and Children’s Hospital, Ningbo, Zhejiang, China (mainland)
5. Department of Child Healthcare, Ningbo Women and Children’s Hospital, Ningbo, Zhejiang, China (mainland)