title: [Direct automatic and manual ultramicrodetermination of urea in biological fluids].
mesh_terms: D001322:Autoanalysis; D001806:Blood Urea Nitrogen; D003124:Colorimetry; D006461:Hemolysis; D006932:Hyperbilirubinemia; D008722:Methods; D008832:Microchemistry; D014508:Urea / Q000652:urine
chemical_list: D014508:Urea
vernacular_title: Ultramicrodétermination directe automatique et manuelle de l'ureé dans les liquides biologiques.