VALCHEV, D.; PETROV, D. Surgical Approach for Pericardial Fenestration Name Change Proposal from Subxiphoid to Substernal. Proceedings of the Bulgarian Academy of Sciences, Sofia, Bulgaria, v. 75, n. 2, p. 275–280, 2022. DOI: 10.7546/CRABS.2022.02.13. Disponível em: https://proceedings.bas.bg/index.php/cr/article/view/32. Acesso em: 23 mar. 2023.