, Masafumi Hiramatsu2, Akira Kusumegi1, Haruto Fujimura3, Shogo Oshikata3, Yuichi Takahashi1, Kenki Nishida4, Takao Yasuhara2, Isao Date21Department of Spinal Surgery, Shinkomonji Hospital, Kitakyushu, Japan JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/