L.A. KNYAZEVA, L.I. KNYAZEVA, N.S. MESCHERINA, I.I. GORYAYNOV, A.V. BEZGIN Kursk State Medical University, 3 Karl Marks St., Kursk, Russian Federation, 305041 Knyazeva L.A, D. Med. Sc., Professor of the Department of Internal diseases № 1, тел. +7-910-310-28-27, e-mail: [email protected] Knyazeva L.I, D. Med. Sc., Head of the Department of Internal diseases № 1, тел. […]