Viswanathan, S., Department of Neurology, Kuala Lumpur Hospital, Kuala Lumpur, Malaysia; Hiew, F.L., Department of Neurology, Kuala Lumpur Hospital, Kuala Lumpur, Malaysia; Siritho, S., Department of Neurology, Bumrungrad International Hospital and Siriraj Hospital, Mahidol University, Bangkok, Thailand; Apiwattanakul, M., Department of Neurology, Neurological Institute of Thailand, Bangkok, Thailand; Tan, K., Department of Neurology, National Neuroscience Institute, Singapore; Quek, A.M.L., Division of Neurology, Department of Medicine, National University Health System, Singapore; Estiasari, R., Department of Neurology, Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo Hospital, Jakarta, Indonesia; Remli, R., Department of Neurology, National University of Malaysia, Kuala Lumpur, Malaysia; Bhaskar, S., Department of Medicine, Universiti Teknologi MARA, Sg Buloh, Selangor, Malaysia; Islam, B.M., Department of Laboratory Sciences and Services Division, The International Center for Diarrhoeal Disease Research, Dhaka, Bangladesh; Aye, S.M.M., Department of Neurology, Aryu International Hospital, Yangon, Myanmar; Ohnmar, O., Department of Neurology, Yangon General Hospital, Yangon, Myanmar; Umapathi, T., Department of Neurology, National Neuroscience Institute, Singapore; Keosodsay, S.S., Department of Neurology, Laos General Hospital, Vientiane, Laos; Hoang, N.T.T., Department of Neurology, Military Hospital 175, Ho Chi Minh City, Viet Nam; Yeo, T., Department of Neurology, National Neuroscience Institute, Singapore; Pasco, P.M., Department of Neurosciences, Philippine General Hospital, Manila, Philippines