[1] Univ Birmingham, Birmingham, W Midlands, England
[2] Univ Hosp Birmingham NHS Fdn Trust, Birmingham, W Midlands, England
[3] Univ Groningen, Univ Med Ctr Groningen, Cardiol, Groningen, Netherlands
[4] EHRA & ESC Council Stroke, Barcelona, Spain
[5] Univ Birmingham, Cardiol, Birmingham, W Midlands, England