ERDEM, KÜBRAÖZYILMAZ, ÖZGÜN YUSUFSAYIN ÖZEL, GÜLSÜMTAHA, MUHAMMED ESAD2020-01-132020-01-132019-09-08ERDEM K., TAHA M. E. , SAYIN ÖZEL G., ÖZYILMAZ Ö. Y. , -Influence of repeating bleaching procedure on surface roughness of porcelains-, 107th FDI World Dental Congress, San-Francisco, Kostarika, 4 - 08 Eylül 2019https://openaccess.bezmialem.edu.tr/handle/20.500.12645/12254enConference Paper5328070