L.V. TITOVA1,2, S.N. IVANOVA1,2, S.A. GLADKOV1,2, YU.B. LOCHOVA2  1Northern State Medical University, Arkhangelsk, Russia 2Arkhangelsk Regional Clinical Hospital, Arkhangelsk, Russia  Contact details: Ivanova S.N. — PhD (medicine), Associate Professor of the Department of Hospital Therapy and Endocrinology Address: 51 Troitsky prospekt, Arkhangelsk, Russian Federation, 163045, tel.: +7 (8182) 285-951, e-mail: sivanova09@mail.ru The purpose — to […]