1. Atrial Fibrillation Institute, Mater Private Network , 72 Eccles Street, Dublin 7, D07 RD8P , Ireland
2. Health Sciences Centre, UCD School of Medicine, University of College Dublin , Belfield, Dublin 4, D04 V1W8 , Ireland
3. Acute Cardiology Unit, Mater Misericordiae University Hospital , Eccles St, Dublin 7, D07 R2WY , Ireland
4. Royal College of Surgeons in Ireland , 123 St Stephen's Green, Dublin 2, D02 YN77 , Ireland