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) Y Chan,"Tinnitus: etiology, classification, characteristics, and treatment",Discov Med,,,2009,8,,133,https://cir.nii.ac.jp/crid/1370565169380425730,