Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MATSUDAIRA Ko and 山崎 隆志 and 滝川 一亮 and 荒井 勲 and 星地 亜都司 and 中村 耕三,Which area is referred to by the term “low back pain”? Questionnaire study,The Journal of Japanese Society of Lumbar Spine Disorders,13459074,The Japanese Society of Lumbar Spine Disorders,2001,7,1,49-54,https://cir.nii.ac.jp/crid/1390282679416361472,https://doi.org/10.3753/yotsu.7.49