[1] Barts Hlth NHS Trust, Clin Board Med Neurosci, Royal London Hosp, London, England
[2] Queen Mary Univ London, Wolfson Inst Preventat Med, Preventat Neurol Unit, London, England
[3] Queen Mary Univ London, Blizard Inst, Barts & London Sch Med & Dent, Neurosci & Trauma, London, England