1. Osaka, Japan.
2. Department of Orthodontics and Dentofacial Orthopedics, Graduate School of Dentistry, Osaka University, Suita, Japan.
3. Department of Oral and Maxillofacial Reconstructive Surgery, Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, Okayama, Japan.
4. Department of Oral and Maxillofacial Surgery, Graduate School of Dentistry, Osaka University, Suita, Japan.