![Echocardiographic and Hemodynamic Characteristics of Atrial Septal Defects Created by Percutaneous Valvuloplasty]()
Echocardiographic and Hemodynamic Characteristics of Atrial Septal Defects Created by Percutaneous ValvuloplastyKronzon, Itzhak; Tunick, Paul A.; Goldfarb, Andrew; Freedberg, Robin S.; Chinitz, Larry; Slater, James; Schwinger, Matthew E.; Gindea, Aaron J.; Glassman, Ephraim; Daniel, Werner G. · Journal of the American Society of Echocardiography · 1990