Russian Journal of DentistryRussian Journal of Dentistry1728-28022413-2934Eco-Vector3930210.17816/dent.39302MiscellaneousVadim Nikolaevich Kopeikin (to the 85th anniversary of birthday)LebedenkoI. Yu-BorisenkoK. A-15082014184555621072020Copyright © 2014, Eco-Vector2014