1. Division of Adult Neurology, Department of Neurosciences, College of Medicine and Philippine General Hospital, University of the Philippines Manila, Manila, Philippines
2. Section of Adult Neurology, Department of Internal Medicine, Cardinal Santos Medical Center, San Juan City, Philippines
3. Department of Neurology, Institute of Neurological Sciences, The Medical City, Pasig City, Philippines
4. Section of Neurology, Department of Clinical Neurosciences, 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