I.Yu. VIZEL, A.A. VIZEL, N.B. AMIROV Kazan State Medical University, 49 Butlerov Str., Kazan, Russian Federation, 420012 Vizel I.Yu. ― Cand. Med. Sc., Assistant of the Department of Phthisiopulmonology, tel. +7-903-388-71-64, e-mail: tatpulmo@mail.ru Vizel A.A. ― D. Med. Sc., Professor, Head of the Department of Phthisiopulmonology, tel. +7-987-296-25-99, e-mail: lordara@inbox.ru Amirov N.B. ― D. Med. […]