@article{Lazoryshynets_2021, title={The Challenges of COVID-19 in Cardiovascular Surgery}, url={http://cvs.org.ua/index.php/ujcvs/article/view/396}, number={1 (42)}, journal={Ukrainian Journal of Cardiovascular Surgery}, author={Lazoryshynets, V. V.}, year={2021}, month={Mar.}, pages={7-15} }