I.K. MINULLIN1, G.G. VAFINA1, 2, E.V. BILDUK1, 2, I.V. GARIFULLINA1, ZH.G. EREMEEVA1, 3  1Republic Clinical Dermatovenerologic Dispensary, Kazan 2Kazan (Volga) Federal University, Kazan 3Kazan State Medical University, Kazan  Contact details: Vafina G.G. — Deputy Chief Physician for outpatient service, Lecturer of the Department of Preventive Medicine Address: 4 Tolstoy St., Kazan, Russian Federation, 420012, tel.: +7-987-296-45-50, e-mail: G.Vafina@tatar.ru  The purpose […]