1. Department of Radiology; Interventional Neuroradiology Service; Beaumont Hospital; Dublin 9 Ireland
2. Department of Interventional Radiology; Guy's and St. Thomas' NHS Foundation Trust; London UK
3. Department of Radiology; Interventional Neuroradiology Service; Monash Medical Centre; Clayton VIC Australia
4. Department of Radiology; Interventional Neuroradiology Service; Austin Hospital; Heidelberg VIC Australia
5. School of Medicine; Faculty of Health; Deakin University; Waurn Ponds VIC Australia
6. Department of Geriatric and Stroke Medicine; Royal College of Surgeons in Ireland; 123 St. Stephen's Green Dublin 2 Ireland
7. Department of Geriatric and Stroke Medicine; Beaumont Hospital; Dublin 9 Ireland
8. Department of Geriatric and Stroke Medicine; The Mater Misericordiae University Hospital; Dublin 7 Ireland
9. School of Medicine; Royal College of Surgeons in Ireland; 123 St. Stephen's Green Dublin 2 Ireland
10. School of Medicine; University College Dublin; Dublin 4 Ireland
11. Department of Radiology; Cumming School of Medicine; University of Calgary; AB Canada
12. Department of Clinical Neurosciences; Cumming School of Medicine; University of Calgary; Calgary AB Canada
13. Department of Medicine; Cumming School of Medicine; University of Calgary; Calgary AB Canada
14. Department of Community Health Sciences; Cumming School of Medicine; University of Calgary; AB Canada
15. Division of Ageing, Therapeutics and Rehabilitation; University Hospital Limerick; Dooradoyle Limerick Ireland
16. Department of Geriatric and Stroke Medicine; Naas General Hospital; Naas East Naas Kildare Ireland