Zemaityte, D. “CLINICO-PHYSIOLOGIC SIGNIFICANCE OF HEART RATE VARIABILITY IN CHRONIC ISCHEMIC HEART DISEASE”. The Journal of V. N. Karazin Kharkiv National University, series "Medicine"0, no. 3 (1): 59-80. Accessed May 7, 2024. https://periodicals.karazin.ua/medicine/article/view/7381.