1.
Mihali K, Markus B, Schieffer B, Bauer M, Kreutz J. Thinking Outside the Box: Case Report of a Rare Quadricuspid Aortic Valve as an Underrecognized Cause of Heart Failure and Atrial Fibrillation. J Med Cases [Internet]. 2025 Aug. 7 [cited 2025 Aug. 20];. Available from: https://jmc.elmerpub.com/index.php/jmc/article/view/5153