Healthy food procurement policies and their impact
International Journal of Environmental Research and Public Health (2014) - Comment
doi: 10.3390/ijerph110302608  issn: 1660-4601  pubmed: 24595213 

Mark L Niebylski, Tammy Lu, Norm R C Campbell, Joanne Arcand, Alyssa Schermel, Diane Hua, Karen E Yeates, Sheldon W Tobe, Patrick A Twohig, Mary R L'Abbé, Peter P Liu