Pulmonary Arterial Hypertension in Patients With Transcatheter Closure of Secundum Atrial Septal Defects: A Longitudinal Study

G Yong, P Khairy, P De Guise, A Dore, F Marcotte, L. A Mercier, S Noble and R. Ibrahim

Circulation: Cardiovascular Interventions 2 ( 5 ): 455 - 462 , 2009