Transcatheter Closure of Secundum Atrial Septal Defect with Large Multifenestrated Septum Primum Aneurysm and Double Atrial Septum: A Challenging Transesophageal Echocardiography-Guided Procedure.
Transcatheter Closure of Secundum Atrial Septal Defect with Large Multifenestrated Septum Primum Aneurysm and Double Atrial Septum: A Challenging Transesophageal Echocardiography-Guided Procedure.