V. P. Ivanov, Y. Y. Shushkovska, O. I. Afanasiuk, A. Y. Danylchuk, and S. M. Silina, “Electrical myocardial instability as a problem of modern therapeutic practice – the realities of prognosis (a literature review)”, Zaporozhye Medical Journal, vol. 22, no. 5, Oct. 2020.