Iowa State University. 2004., Consumer Perceptions of Pasture-raised Beef and Dairy Products: An Internet Consumer Study. (pdf)

Natural Beef: Consumer Acceptability, Market Development and Economics
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FDA allows qualified health claims for omega-3 fatty acids
http://www.foodlaw.org/discuss.htm#Nutrition%20Labeling

Adding Value to Grass-Fed Beef Niche Marketing Efforts
Cynthia A. Daley, Ph.D
Western Region SARE Professional Development Final Report