1. Sudden Cardiac Death Unresponsive to Implantable Defibrillator Therapy: An Urgent Target for Clinicians, Industry and Government

   • Kelley P. Anderson

   Editorial Pages: 71 - 78

2. T _peak-T _end Interval as an Index of Global Dispersion of Ventricular Repolarization: Evaluations Using Monophasic Action Potential Mapping of the Epi- and Endocardium in Swine

   • Yunlong Xia
   • Yanchun Liang
   • Shiwen Yuan

   OriginalPaper Pages: 79 - 87

3. The Anatomic Barriers in the Coronary Sinus: Implications for Clinical Procedures

   • Mustafa Karaca
   • Okan Bilge
   • Hulya Ucerler

   OriginalPaper Pages: 89 - 94

4. The Search for Optimal Atrioventricular Interval

   • I. Eli Ovsyshcher

   Invited Commentary Pages: 95 - 98

5. Score Indices for Predicting Electrophysiologic Outcomes in Patients with Unexplained Syncope

   • Lin Y. Chen
   • Arshad Jahangir
   • Win-Kuang Shen

   OriginalPaper Pages: 99 - 105

6. 3-Dimensional Mapping and Radiofrequency Ablation of Atrial Flutter in a Patient with Interrupted Inferior Vena Cava

   • Siddharth Mukerji
   • Chotikorn Khunnawat
   • Krit Jongnarangsin

   Case Report Pages: 107 - 109

7. Cryoablation of a Nodoventricular Mahaim Fiber

   • John Papagiannis
   • Leonidas Vachtsevanos
   • Ronald Kanter

   Case Report Pages: 111 - 116

8. Norman J. “Jeff” Holter–“Father” of Ambulatory ECG Monitoring

   • S. Serge Barold

   History Pages: 117 - 118

9. Cardiac Pacing and Electrophysiology International Calendar of Events

   OriginalPaper Pages: 119 - 119