1. Department of Dermatology China‐Japan Union Hospital of Jilin University Changchun People’s Republic of China
2. Department of Pediatric Surgery First Hospital of Jilin University Changchun People’s Republic of China
3. Department of Neonatology First Hospital of Jilin University Changchun People’s Republic of China
4. Department of Biobank China‐Japan Union Hospital of Jilin University Changchun People’s Republic of China