title: ELEVATED RIBOFLAVIN LEVELS IN URINE OF FASTING HUMAN SUBJECTS.
mesh_terms: D003401:Creatine; D003404:Creatinine; D005215:Fasting; D005441:Fluids and Secretions; D009584:Nitrogen; D012256:Riboflavin; D014556:Urine
chemical_list: D003404:Creatinine; D003401:Creatine; D009584:Nitrogen; D012256:Riboflavin
keywords: CREATINE AND CREATININE; EXCRETION; FASTING; NITROGEN; RIBOFLAVIN; URINE