TY JOUR TI FREQUENCY OF ANTI-HBC OCCURENCE AMONG THE MEDICAL PERSONNEL WITH AN INCREASED AND LOW RISK OF INFECTION DEPENDING ON VACCINATION AGAINST VIRAL HEPATITIS B KW medical personnel vaccination against hepatitis B virus KW anti-HBc KW anti-HBs JO Medical Bulletin of the Ministry of Internal Affairs AU Kostinov, M.P. AU MAGOMEDOVA N, N.A. AU HRAPUNOVA, I.A. AU KOSTINOVA, A.M. AU Polishchuk, V.B. PY 2025 IS 2025 PB State institution Joint editorial office of the Ministry of Internal Affairs of Russia