Canadian Multicenter Observational Study of Tysabri in Early Relapsing Remitting Multiple Sclerosis Participants

Vancouver Island Health Authority, Victoria

Saint John Regional Hospital, Saint John

Dalhousie MS Research Unit, Halifax

Cape Breton Regional Hospital, Sydney

London Health Sciences Centre, London

Sunnybrook Health Sciences Centre, Toronto

Clinique Neuro-Outaouais, Gatineau

Neuro Rive-Sud, Greenfield Park

CHUM - Hopital Notre Dame, Montreal

McGill University - MNI, Montreal

CHUS - Hopital Fleurimont, Sherbrooke