1. Department of Neurology, Faculty of Medicine, Universitas Indonesia, Dr. Cipto Mangunkusumo National Hospital, Jakarta 10430, Indonesia
2. Directorate of Health Service Governance, Indonesian Ministry of Health, Jakarta 12940, Indonesia
3. Department of Medical Surgery, Faculty of Nursing, Universitas Indonesia, Dr. Cipto Mangunkusumo National Hospital, Jakarta 10430, Indonesia
4. Department of Medical Science, Faculty of Medicine, Universitas Indonesia, Dr. Cipto Mangunkusumo National Hospital, Jakarta 10430, Indonesia
5. Beth Israel Deaconess Medical Center, Boston, MA 02215, USA