TI - Pleuropericardial Window Prevents Pericardial Effusion Following Surgical Atrial Septal Defect Closure AU - Özkan, M. AU - Beyazpınar, D.S. AU - Çelik, M. AU - Günaydın, Ã. SO - The Anatolian Journal of Cardiology 2022;26:696-701. DO - 10.5152/AnatolJCardiol.2022.1686