title: Utilization of urea in pigs.
mesh_terms: D000818:Animals; D001835:Body Weight; D004044:Dietary Proteins / Q000378:metabolism; D007553:Isotope Labeling; D007700:Kinetics; D009587:Nitrogen Isotopes; D013552:Swine; D014508:Urea / Q000378:metabolism*
chemical_list: D004044:Dietary Proteins; D009587:Nitrogen Isotopes; D014508:Urea