A5-year follow-up study of peri-implant bone resorption of zirconia implants in78consecutive cases
SUN Dan-dan, SHI Sa-sa, YIN Wei-jiao
China Journal of Oral and Maxillofacial Surgery . 2022, (2): 168 -172 .  DOI: 10.19438/j.cjoms.2022.02.012