Cardiac hemangioma in the atrioventricular node localization - Batko, Jakub; Rams, Daniel; Bartuś, Krzysztof; Bartoszcze, Artur; Litwinowicz, Radosław Adam (Kardiochirurgia i Torakochirurgia Polska/Polish Journal of Thoracic and Cardiovascular Surgery, 2023)