1. Three-Dimensional Motion Analysis Laboratory, Aichi Prefectural Mikawa Aoitori Medical and Rehabilitation Center for Developmental Disabilities, Okazaki, Japan
2. Department of Integrated Health Sciences, Graduate School of Medicine, Nagoya University, Nagoya, Japan
3. Department of Pediatrics, Nagoya University Graduate School of Medicine, Nagoya, Japan
4. Department of Pediatrics, Aichi Prefectural Mikawa Aoitori Medical and Rehabilitation Center for Developmental Disabilities, Okazaki, Japan
5. Graduate School of Clinical Education & The Center for the Study of Child Development, Institute for Education, Mukogawa Women's University, Nishinomiya, Japan
6. Department of Orthopedic Surgery, Aichi Prefectural Mikawa Aoitori Medical and Rehabilitation Center for Developmental Disabilities, Okazaki, Japan
7. Department of Developmental Disability Medicine, Nagoya University Graduate School of Medicine, Nagoya, Japan