About the Authors
- Ko Matsudaira
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Affiliation Department of Medical Research and Management for Musculoskeletal Pain, 22nd Century Medical & Research Center, Faculty of Medicine, University of Tokyo, Tokyo, Japan
- Nobuhiro Hara
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Affiliation Department of Orthopaedic Surgery, Musashino Red Cross Hospital, Tokyo, Japan
- Hiroyuki Oka
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* E-mail: okah-tky@umin.ac.jp
Affiliation Department of Medical Research and Management for Musculoskeletal Pain, 22nd Century Medical & Research Center, Faculty of Medicine, University of Tokyo, Tokyo, Japan
- Junichi Kunogi
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Affiliation Department of Spine and Orthopaedic Surgery, Japanese Red Cross Medical Center, Tokyo, Japan
- Takashi Yamazaki
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Affiliation Department of Orthopaedic Surgery, Musashino Red Cross Hospital, Tokyo, Japan
- Katsushi Takeshita
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Affiliation Department of Orthopaedic Surgery, Jichi Medical University, Tochigi, Japan
- Seichi Atsushi
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Affiliation Department of Orthopaedic Surgery, Mitsui Memorial Hospital, Tokyo, Japan
- Sakae Tanaka
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Affiliation Department of Orthopaedic Surgery, University of Tokyo, Tokyo, Japan
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: KM HO. Performed the experiments: KM NH JK TY KT SA ST. Analyzed the data: HO. Contributed reagents/materials/analysis tools: KM HO. Wrote the paper: KM NH HO.