title: Human parotid saliva urea in renal failure and during dialysis.
mesh_terms: D001806:Blood Urea Nitrogen; D006801:Humans; D007676:Kidney Failure, Chronic / Q000378:metabolism* / Q000628:therapy; D010306:Parotid Gland / Q000378:metabolism*; D006435:Renal Dialysis; D012463:Saliva / Q000032:analysis*; D013997:Time Factors; D014508:Urea / Q000032:analysis*
chemical_list: D014508:Urea