著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Singh,Risk factors for development of cervical spondylotic myelopathy: results of a systematic review,Evid Based Spine Care J,,,2012,3,3,35,https://cir.nii.ac.jp/crid/1370006198722035716,