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) BOTEGA DM,Retention force and fatigue strength of overdenture attachment systems,J Oral Rehabil,,,2004,31,,884-889,https://cir.nii.ac.jp/crid/1570291225895295232,