Fernandes, Jovanir Inês Müller, et al. “Effect of Dietary Glutamine Supplementation Associated With Threonine Levels in the Intestinal Mucosa of Broilers Challenged With Eimeria Sp. From 22 to 42 Days of Age”. Semina: Ciências Agrárias, vol. 39, no. 3, May 2018, pp. 1239-54, doi:10.5433/1679-0359.2018v39n3p1239.