Risk Factors and Predictors of Torsade de Pointes Ventricular Tachycardia in Patients With Left Ventricular Systolic Dysfunction Receiving Dofetilide - Pedersen, Henriette Sloth; Elming, Hanne; Seibæk, Marie; Burchardt, Hans; Brendorp, Bente; Torp-Pedersen, Christian; Køber, Lars; Seibaek, Marie; DIAMOND Study Group (American Journal of Cardiology, 2007)