1 Department of Clinical Neurosciences (Jette, Wiebe), Hotchkiss Brain Institute (Jette, Wiebe), University of Calgary, Calgary, Alta.; Department of Community Health Science (Jette, Wiebe), Institute for Public Health (Jette, Wiebe), University of Calgary, Calgary, Alta.; Department of Neurology (Reid), David Geffen School of Medicine (Reid), University of California Los Angeles, Los Angeles, Calif. nathalie.jette@albertahealthservices.ca.
2 Department of Clinical Neurosciences (Jette, Wiebe), Hotchkiss Brain Institute (Jette, Wiebe), University of Calgary, Calgary, Alta.; Department of Community Health Science (Jette, Wiebe), Institute for Public Health (Jette, Wiebe), University of Calgary, Calgary, Alta.; Department of Neurology (Reid), David Geffen School of Medicine (Reid), University of California Los Angeles, Los Angeles, Calif.