TY - RPRT TI - Differences in surface roughness between up and down cutting and grinding on composite resins. AU - S Kondo AU - C Ohkawa AU - T Hanawa AU - T Sugawara AU - M Ota PY - 1985 DO - 10.4012/dmj.4.223 UR - https://pubmed.ncbi.nlm.nih.gov/3880004/ ID - 3880004 ER -