E.V. KHAZOVA1, 2, D.O. SUBKHANGULOVA1, O.V. BULASHOVA1  1Kazan State Medical University, Kazan 2Kazan (Volga) Federal University, Kazan   Contact details: Khazova E.V. — Ph. D. (Medicine), Associate Professor of the Department of Propedeutics to Internal Diseases named after Prof. S.S. Zimnitsky, researcher of the UNIL «New Professional Competences in Health Preservation» Address: 49 Butlerov St., Kazan, Russian […]