Jiménez S, Hernández M, Prorrata C. Nitrogen balance and energy digestibility In rats fed with frying lard. Grasas aceites [Internet]. 1992Jun.30 [cited 2024Apr.28];43(3):161-3. Available from: https://grasasyaceites.revistas.csic.es/index.php/grasasyaceites/article/view/1169