S.I. MALYAVSKAYA, A.V. LEBEDEV, G.N. KOSTROVA, V.A. FOKINA, V.A. SEMENOV Northern State Medical University, Arkhangelsk  Contact details: Malyavskaya S.I. — MD, Professor, Head of the Department of Pediatrics, Vice Rector on R&D Address: 51 Troitsky prospekt, Arkhangelsk, Russian Federation, 163069, tel.: +7 (8182) 28-57-83, e-mail: Malyavskaya@yandex.ru  To determine the features of disorders and the relationship of […]