Clinical Evaluation of IPS E.max CAD Ceramic Onlay Restoration of Endodontically Treated Posterior Teeth.
HUANG Chen-chen, PAN Li-na, ZHANG Wei, XU Qing-an, FAN Ming-wen.
Journal of Oral Science Research . 2016, (10): 1056 -1059 .  DOI: 10.13701/j.cnki.kqyxyj.2016.10.013