Kulyk, V.L., and M.I. Iabluchanskyi. “QT INTERVAL IN CARDIOLOGIC CLINICS”. The Journal of V. N. Karazin Kharkiv National University, series "Medicine"0, no. 18 (1): 73-96. Accessed November 22, 2024. https://periodicals.karazin.ua/medicine/article/view/6959.