Kwon So-Ran; Greenwall Linda H.; Ko Seok-Hoon2023-12-182023-12-182009http://portal.igpublish.com/iglibrary/obj/QUINTB0000006?searchid=1589298063927dMteznmL0fmwflc0EN9kVhttps://libebook.kku.ac.th/handle/123456789/3961Tooth whitening in esthetic dentistry : Principles and techniques