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Shinji NISHI
Grad. Sch. Engng. Sci., Div. Mech. Sci. Osaka Univ.
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Hisashi NAITOH
Grad. Sch. Engng. Sci., Div. Mech. Sci., Osaka Univ.
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Takeshi MATSUMOTO
Grad. Sch. Engng. Sci., Div. Mech. Sci., Osaka Univ.
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Sohei EBARA
Scoliosis Center, Chigasaki Tokushukai Med. Center
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Masao TANAKA
Grad. Sch. Engng. Sci., Div. Mech. Sci., Osaka Univ.