1. Department for Cardiovascular Diseases, University Hospital Centre Split , Soltanska 1, 21000 Split , Croatia
2. School of Medicine, University of Split , Split , Croatia
3. Department of Cardiology, Central Clinical Hospital of the Ministry of Interior and Administration , Warsaw , Poland
4. II Department of Heart Arrhythmia, National Institute of Cardiology , Warsaw , Poland
5. Aarhus University Hospital , Aarhus , Denmark
6. University Hospital Careggi, EP Lab , Florence , Italy
7. Heart Rhythm Management Centre, University Hospital (UZ) Brussels , Brussels , Belgium
8. Cardiology-Heart Rhythm Management Department, Clinique Pasteur , Toulouse , France
9. CCB, Cardiology, Med. Klinik III, Markus Krankenhaus , Frankfurt , Germany