1. Department of Neurosciences, Division of Adult Neurology, College of Medicine and Philippine General Hospital, University of the Philippines Manila, Manila, Philippines
2. Department of Internal Medicine, Section of Adult Neurology, Cardinal Santos Medical Center, San Juan City, Philippines
3. Department of Neurology, Institute of Neurological Sciences, The Medical City, Pasig City, Philippines
4. Department of Clinical Neurosciences, Section of Neurology, University of the East Ramon Magsaysay Memorial Medical Center, Quezon City, Philippines
5. Institute for Neurosciences, St. Luke’s Medical Center, Quezon City and Global City, Philippines