@article{article27669fc8, title = {Effects of protein sources and inclusion levels on nitrogen metabolism and urea kinetics of Nellore feedlot steers fed concentrate-based diets}, author = {Souza, Vinícius Carneiro de and Messana, Juliana Duarte and Batista, Erick Darlisson and Alves, Kênia Larissa Gomes Carvalho and Titgemeyer, Evan C and Pires, Alexandre Vaz and Ferraz Junior, Marcos Vinícius and Silva, Lorrayny Galoro and Negrão, João Alberto and Costa, Vladimir Eliodoro and Ganga, Maria Júlia Generoso and Colovate, Paulo Henrique Detogni and Berchielli, Telma Teresinha}, year = {2021}, doi = {10.1093/jas/skab185}, journal = {Journal of Animal Science} }