1. Department of Plastic and Reconstructive Surgery, Keio University Hospital, Tokyo, Japan.
2. Japan Institute of Technology, Saitama, Japan.
3. Department of Plastic Surgery, Osaka Medical College, Osaka, Japan.
4. Department of Plastic Surgery, Japanese National Center for Child Health and Development, Tokyo, Japan.
5. Department of Plastic Surgery, Changzheng Hospital, Second Military Medical College, Shanghai, China.
6. Tokyo Dental College, Tokyo, Japan.