Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Suminaga Yuko and Tsuchida Fujio and Takishin Norio and Hosoi Toshio and Sugiyama Koichi,Surface Analysis of Keepers on Dental Magnetic Attachments : Comparison of Cast-Bonding Technique and Direct-Bonding Technique,Prosthodontic Research & Practice,1347-7021,Japan Prosthodontic Society,2004,3,1,62-68,https://cir.nii.ac.jp/crid/1390001205195075456,https://doi.org/10.2186/prp.3.62