1. Department of Dermatology Keio University School of MedicineTokyo Japan
2. Department of DermatologyNational Center for Child Health and DevelopmentTokyo Japan
3. Department of Orthopedics National Center for Child Health and Development TokyoJapan
4. Department of Dermatology Kyoto University Graduate School of Medicine KyotoJapan
5. Department of Orthopaedic Surgery University of Tokyo TokyoJapan
6. Department of Plastic Surgery Nara Medical University Hospital Kashihara NaraJapan
7. Division of Dermatology Kawasaki Municipal Hospital KanagawaJapan
8. Department of RadiologyNational Center for Child Health and DevelopmentTokyo Japan
9. Department of Pathology National Center for Child Health and DevelopmentTokyo Japan
10. Department of Clinical Laboratory Medicine National Center for Child Health and DevelopmentTokyo Japan
11. Laboratory of Gene Medicine Keio University School of MedicineTokyo Japan
12. Center for Integrated Medical Research Keio University School of MedicineTokyo Japan
13. Department of Dermatology Toho University School of Medicine Tokyo Japan