“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”. The Journal of V. N. Karazin Kharkiv National University, Series "Medicine", no. 23, July 2015, pp. 39-45, https://periodicals.karazin.ua/medicine/article/view/6725.