Pulmonary regurgitation is a powerful factor influencing QRS duration in patients after surgical repair of tetralogy of Fallot. A magnetic resonance imaging (MRI) study.
Clin Res Cardiol. 2006 Dec;95(12):643-9. doi: 10.1007/s00392-006-0440-5. Epub 2006 Oct 10.
Clin Res Cardiol. 2006.
PMID: 17021680