[1] Hosp Santa Creu, Dept Neurol, Barcelona, Spain
[2] Hosp Clin Univ Valencia, Dept Neurol, Valencia, Spain
[3] Netcare Linksfield Hosp, Neurol, Johannesburg, South Africa
[4] Private Neurol Practice, Neurol, Umhlanga, South Africa
[5] Dr Reddys Labs, Clin Innovat Neurol, Hyderabad, India
[6] Dr Reddys Labs, Med Affairs, Johannesburg, South Africa
[7] Dr Reddys Labs, Global Strateg Portfolio, Hyderabad, India
[8] Medicept Sci Pvt Ltd, Medicomkt & Clin Res, Gurgaon, India