title: Estimation of methylmalonic acid in urine by thin-layer chromatography.
mesh_terms: D002855:Chromatography, Thin Layer / Q000379:methods; D003124:Colorimetry / Q000379:methods; D006801:Humans; D008314:Malonates / Q000652:urine*; D008764:Methylmalonic Acid / Q000652:urine*
chemical_list: D008314:Malonates; D008764:Methylmalonic Acid