title: Fractional excretion of uric acid in infancy and childhood. Index of tubular maturation.
mesh_terms: D000367:Age Factors; D001724:Birth Weight; D001830:Body Surface Area; D002648:Child; D002675:Child, Preschool; D003404:Creatinine / Q000652:urine; D005260:Female; D005919:Glomerular Filtration Rate; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007223:Infant; D007231:Infant, Newborn; D007684:Kidney Tubules / Q000254:growth & development*; D008297:Male; D012044:Regression Analysis; D014527:Uric Acid / Q000097:blood / Q000652:urine*; D014556:Urine
chemical_list: D014527:Uric Acid; D003404:Creatinine