1. Division of Neurology, Department of Medicine, Siriraj Hospital, Mahidol University, Thailand/Bumrungrad International Hospital, Thailand
2. Departments of Neurology and Multiple Sclerosis Therapeutics, Tohoku University Graduate School of Medicine, Japan/Department of Neurology, Faculty of Medicine, University of Sao Paulo, Brazil
3. Departments of Neurology and Multiple Sclerosis Therapeutics, Tohoku University Graduate School of Medicine, Japan
4. Division of Neurology, Department of Medicine, Siriraj Hospital, Mahidol University, Thailand