ORIGINAL RESEARCH
Clinical and radiological assessment of the condition of implants with fixed structures in the dynamics of 20-year follow-up
1 Clinical Center of Dentistry of Federal Medical Biological Agency, Moscow, Russia
2 Burnasyan Federal Medical Biophysical Center of Federal Medical Biological Agency, Moscow, Russia
Correspondence should be addressed: Egor E. Olesov
Gamalei str. 15, bld. 1, Moscow, 123098, Russia; ur.liam@yigroeg_voselo
Author contribution: Olesov EE, Ivanov AS — clinical data collection and processing; Zaslavskiy RS, Ragulin AV — statistical analysis; Romanov AS — illustrations.
Compliance with ethical standards: the study was approved by the Ethics Committee of the Clinical Center of Dentistry of the Federal Medical Biological Agency (protocol № 12 dated December 4, 2020). The informed consent was submitted by all study participants.