1 Department of Neurology, University at Buffalo, Buffalo, NY, USA; Buffalo General Medical Center, Buffalo, NY 14203, USA. Electronic address: akandel@buffalo.edu.
2 School of Medicine and School of Public Health, Patan Academy of Health Sciences, Lalitpur, Nepal.
3 Public Health and Community Programs, Dhulikhel Hospital, Kathmandu, Nepal; Department of Public Health, Kathmandu University School of Medical Sciences, Kathmandu, Nepal.
4 Department of Neurology, Tribhuvan University Teaching Hospital, Kathmandu, Nepal.