瓷层厚度对牙龈瓷颜色的影响
孙俊,罗云,巢永烈
Effect of Thickness and Shade of Porcelain of Ceramometal Restorations on Color of Gingival Porcelain
SUNJun,LUO Yun,CHAO Yong-lie
华西口腔医学杂志 . 2005, (03): 251 -253 .