1 Division of Neurology, Department of Clinical Neurosciences, University of Calgary, Cumming School of Medicine, Health Sciences Centre, Room 1007C, 3330 Hospital Dr NW, Calgary, AB, T2N 4N1, Canada. jodie.burton@albertahealthservices.ca.
2 Department of Community Health Sciences, University of Calgary, Calgary, AB, Canada. jodie.burton@albertahealthservices.ca.
3 Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada. jodie.burton@albertahealthservices.ca.
4 Department of Surgery (Ophthalmology), University of Calgary, Cumming School of Medicine, Calgary, AB, Canada.
5 Division of Neurology, Department of Clinical Neurosciences, University of Calgary, Cumming School of Medicine, Health Sciences Centre, Room 1007C, 3330 Hospital Dr NW, Calgary, AB, T2N 4N1, Canada.
6 Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada.