1 Departments of Cardiology and Internal Medicine, Wexham Park Hospital, Frimley Health NHS Foundation Trust, Wexham Street, Slough, UK.
2 Departments of Cardiology and Internal Medicine, Wexham Park Hospital, Frimley Health NHS Foundation Trust, Wexham Street, Slough, UK. [email protected].
3 University of Cyprus Medical School, Nicosia, Cyprus. [email protected].