A 79‑year‑old man with pericardial tumor (RCD code: VI‑1B.4) Journal title: Journal of Rare Cardiovascular Diseases Authors: Barbara Widlińska, Agnieszka Sarnecka, Mateusz Brózda, Piotr Wilkołek, Małgorzata Urbańczyk-Zawadzka... Subject(s):