Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Naotaka KAMIYA and Masahiro KAMIYA and Kou FUJITA (NAKAJIMA) and Tarou IWASAKI and Yasuhiro TANIMOTO and Satoshi HIRAYAMA,Occurrence of Polymerization Shrinkage Stress and Observation of Longitudinal Sectioned Cavities in the Initial Curing Stage of Bulk-fill Resin Composite,The Japanese Journal of Conservative Dentistry,0387-2343,The Japanese Society of Conservative Dentistry,2020,63,1,14-21,https://cir.nii.ac.jp/crid/1390283659855845760,https://doi.org/10.11471/shikahozon.63.14