1. Department of Cardiology, Hadassah Medical Center, Jerusalem 9112001, Israel
2. Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem 9190401, Israel
3. Cardiovascular Center, Tufts Medical Center, Boston, MA 02111, USA
4. Cardiac Arrhythmia Center, Massachusetts General Hospital, Harvard Medical School, Boston, MA 02115, USA
5. Department of Clinical Microbiology and Infectious Diseases, Hadassah Medical Center, Jerusalem 9112001, Israel
6. Infectious Diseases Unit, The Baruch Padeh Medical Center Poriya, Tiberias 1528001, Israel
7. The Jerusalem Integrated Heart Center, Shaare Zedek Medical Center, Jerusalem 9103102, Israel