title: Calculation of the protein equivalent of total nitrogen appearance from urea appearance. Which formulas should be used?
authors.forename: J
authors.initials: J
authors.lastname: Bergström
authors.forename: O
authors.initials: O
authors.lastname: Heimbürger
authors.forename: B
authors.initials: B
authors.lastname: Lindholm
mesh_terms: D001806:Blood Urea Nitrogen; D004044:Dietary Proteins / Q000008:administration & dosage / Q000493:pharmacokinetics*; D006801:Humans; D007676:Kidney Failure, Chronic / Q000378:metabolism* / Q000628:therapy; D009584:Nitrogen / Q000378:metabolism*; D010531:Peritoneal Dialysis, Continuous Ambulatory; D011502:Protein-Energy Malnutrition / Q000209:etiology / Q000378:metabolism; D006435:Renal Dialysis
chemical_list: D004044:Dietary Proteins; D009584:Nitrogen