Research · National Medical Research Center for Cardiology, Ministry of Health of Russian Federation
State Healthcare Institution "Engels City Polyclinic No. 2, Engel's · State Healthcare Institution "Engels City Polyclinic No. 4, Engel's · State budgetary health institution of the Kemerovo region "Kemerovo Regional Clinical Cardiology Dispensary named after Academician L.S. Barbarash, Kemerovo · Federal State Budgetary Institution "National Medical Research Center of Cardiology named after academician E.I. Chazov" of the Ministry of Healthcare of the Russian Federation, Moscow · State budgetary institution of the ryazan region "regional clinical cardiological dispensary", Ryazan · Municipal budgetary institution of public health "City polyclinic №2" Taganrog Branch №1, Taganrog · Municipal budgetary institution of public health services "City ambulance hospital" city of Taganrog, Taganrog · Municipal budgetary institution of public health "City polyclinic №1" Taganrog Branch №4, Taganrog · Municipal budgetary institution of public health "City polyclinic №1" Taganrog Branch №3, Taganrog · Municipal budgetary institution of public health "City polyclinic №1" Taganrog Branch №1, Taganrog · Municipal budgetary institution of public health "City polyclinic №1" Taganrog Branch №2, Taganrog · Municipal budgetary institution of public health "City polyclinic №2" Taganrog Branch №4, Taganrog · State Autonomous Healthcare Institution of the Tyumen Region "Tyumen Institute of Therapy, Tyumen · Municipal Health Institution "City Hospital No. 1" Volgodonsk, Volgodonsk · Municipal health institution "City polyclinic №3" Volgodonsk, Volgodonsk · Municipal health institution "City polyclinic №1" Volgodonsk, Volgodonsk · State budgetary institution of public health "Volgograd regional clinical hospital No. 1" clinic, Volgograd