PROGNOSTIC VALUE OF MINNESOTA SURVEY OF QUALITY OF LIFE TOTAL SCORE AND ITS CHANGES DURING TREATMENT OF PATIENTS WITH CONGESTIVE HEART FAILURE IN THEIR 6 AND 12 MONTHS SURVIVAL. (2015). The Journal of V. N. Karazin Kharkiv National University, Series "Medicine", 23, 39-45. https://periodicals.karazin.ua/medicine/article/view/6725