Skakun O, Vandzhura Y, Vandzhura I, Symchych K, Symchych A. Atrial Undersensing-Associated Premature Atrial Contractions: A Case Report. Scr Med [Internet]. 2024 Aug. 22 [cited 2026 Jul. 12];55(4):517-20. Available from: https://asistent.ceon.rs/index.php/scriptamed/article/view/50862