O.L. CHERNOVA, L.I. GORNAEVA Interregional Clinical Diagnostic Center, Kazan Contact details: Chernova O.L. — a cardiologist of an outpatient division Address: 12a Karbyshev St., Kazan, Russian Federation, 420101, tel.: +7-927-033-89-87, e-mail: olgaleon07@rambler.ru The topical problem today is the COVID-19 pandemic. The disease is characterized not only by damage to the lungs, but also by severe […]

E.V. PSHENICHNAYA Donetsk National Medical University named after M. Gorky, 16 Illyich Ave., Donetsk, Ukraine, 283003 Рshenichnaya E.V. ― Cand. Med. Sc., Assistant Professor, Head of the Department of Pediatrics of the Faculty of Internships and Postgraduate Education, e-mail: PshenichnayaL@yandex.ru The article presents the results of a survey 547 male adolescents aged 15-16 y.o., who […]