1.
Boyko VV, Ivanova YV, Tymchtnko ME. SURGICAL TREATMENT OF HIGH-RISK PATIENTS IN PATIENTS. Khark. Surg. Sch. [Internet]. 2019Dec.20 [cited 2021Dec.2];0(3-4):6-11. Available from: https://surgical-school.com.ua/index.php/journal/article/view/4