著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) PUOLAKKA K,Risk factors for back pain-related loss of working time after surgery for lumbar disc herniation : a 5-year follow-up study,Eur Spine J,,,2008,17,,386-392,https://cir.nii.ac.jp/crid/1570009750858625536,