Marginal bone level changes in association with different vertical implant positions: a 3-year retrospective study.
Yeon-Tae KimGyu-Hyung LimJae-Hong LeeSeoung-Nyum JeongPublished in: Journal of periodontal & implant science (2017)
The vertical position of the implant-abutment interface may affect marginal bone level change. Marginal bone loss was significantly greater in cases where the implant-abutment interface was positioned below the marginal bone. Further long-term study is required to validate our results.