Shigeru Kobayashi

Department of Orthopedics and Rehabilitation Medicine, Faculty of Medical Sciences, The University of Fukui, Fukui, Japan
Research and Education Program for Life Science, The University of Fukui, Fukui, Japan

Yoshihiko Suzuki

Department of Orthopedic Surgery, Suzuki Orthopaedic Clinics, Toki, Gifu, Japan

Syuichi Yamada

Department of Orthopedic Surgery, Yamada Orthopaedic Clinics, Hamamatsu, Shizuoka, Japan

Naji Al-Khudairi

Victor Horsley Department of Neurosurgery, The National Hospital for Neurology and Neurosurgery, Queen Square, London, UK

Adam Meir

Victor Horsley Department of Neurosurgery, The National Hospital for Neurology and Neurosurgery, Queen Square, London, UK