∗Sensory & Motor System Medicine, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
†Bone and Cartilage Regenerative Medicine, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan.
Address correspondence and reprint requests to Taku Saito, MD, PhD, Associate Professor, Sensory and Motor System Medicine, Graduate School of Medicine, The University of Tokyo, Hongo 7-3-1, Bunkyo-ku, Tokyo 113-8655, Japan; E-mail: [email protected]
Received 4 May, 2017
Revised 28 August, 2017
Accepted 5 September, 2017
The manuscript submitted does not contain information about medical device(s)/drug(s).
A Grant-in-aid for Scientific Research from the Japanese Ministry of Education, Culture, Sports, Science and Technology (#22249056, #25293316, #26462229) funds were received in support of this work.
Relevant financial activities outside the submitted work: grants.
Supplemental digital content is available for this article. Direct URL citations appear in the printed text and are provided in the HTML and PDF versions of this article on the journal's Website (www.spinejournal.com).