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) BRETT D.,Mouthguard protection in sports injury. Case report,Aust Dent J,,,1994,39,,373,https://cir.nii.ac.jp/crid/1574231874645491840,