1 Patricia J. Martens, Daniel G. Chateau, Elaine M. J. Burland, Gregory S. Finlayson, Mark J. Smith, Carole R. Taylor, Marni D. Brownell, and Nathan C. Nickel, are all with the Manitoba Centre for Health Policy, Department of Community Health Sciences, College of Medicine, Faculty of Health Sciences, University of Manitoba, Winnipeg. Alan Katz is also associated with the Department of Family Medicine, University of Manitoba, Winnipeg. James M. Bolton is associated with the Department of Psychiatry, Department of Psychology, Department of Community Health Sciences, College of Medicine, Faculty of Health Sciences, University of Manitoba, Winnipeg, and Manitoba Centre for Health Policy, University of Manitoba, Winnipeg.