Improta F and Kellems R O 2001: Comparison of raw, washed and polished quinoa (Chenopodium quinoa Willd.) to wheat, sorghum or maize based diets on growth and survival of broiler chicks. Livestock Research for Rural Development. Volume 13, Article #1. Retrieved , from http://www.lrrd.org/lrrd13/1/impr131.htm