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) BURT BA,Sealant retention and effects on occlusal caries after 2 years in a public program,Community Dent Oral Epidemiol,,,1977,5,,15-21,https://cir.nii.ac.jp/crid/1572824501243765120,https://doi.org/10.1111/j.1600-0528.1977.tb01612.x