Affiliation: | aKoriyama Institute of Health Sciences, Koriyama, Fukushima, Japan;bInterdisciplinary Graduate School of Science and Technology, Shinshu University, Ueda, Nagano, Japan;cKuwano Kyoritsu Hospital, Koriyama, Fukushima, Japan;dDepartment of Orthopaedic Surgery, Dokkyo University School of Medicine, Mibu, Tochigi, Japan |