S.V. MALTSEV1, L.Z. SAFINA2  1Russian Medical Academy of Continuous Professional Education MOH Russia, Moscow 2Kazan State Medical Academy — Branch Campus of the FSBEI FPE RMACPE MOH Russia, Kazan Contact: Maltsev S.V. – Honored Researcher of the Russian Federation and Republic of Tatarstan, corresponding member of the Academy of Sciences of the Republic of Tatarstan, […]