title: [Diurnal variations in urinary components and their adjustment with creatinine].
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D002940:Circadian Rhythm; D003404:Creatinine / Q000652:urine*; D005260:Female; D006801:Humans; D008875:Middle Aged; D013046:Specific Gravity; D014556:Urine / Q000032:analysis*
chemical_list: D003404:Creatinine