Government food service policies and guidelines do not create healthy school canteens A. De Silva-Sanigorski, T. Breheny, L. Jones, K. Lacy, P. Kremer, L. Carpenter, K. Bolton, L. Prosser, L. Gibbs, E. Waters, B. Swinburn 2011 / Vol. 35, pp. 117 - 121 / Australian and new zealand journal of public health