Institution: | (1) Southern Alberta Clinic, Alberta Health Services, Calgary, AB, Canada;(2) Division of Neurology, Department of Medicine, University of Alberta, Edmonton, AB, Canada;(3) Department of Pharmacology, Faculty of Science, Mahidol University, Bangkok, Thailand;(4) Department of Medicine, University of Calgary, Calgary, AB, Canada;(5) Department of Microbiology and Infectious Diseases, University of Calgary, Calgary, AB, Canada |