title: Automated methylmalonic acid assay.
mesh_terms: D000818:Animals; D001322:Autoanalysis; D002852:Chromatography, Ion Exchange; D003998:Dicarboxylic Acids / Q000032:analysis / Q000652:urine; D008314:Malonates / Q000032:analysis / Q000652:urine*; D008722:Methods; D011422:Propionates / Q000032:analysis / Q000652:urine; D051381:Rats; D013053:Spectrophotometry; D014806:Vitamin B 12 Deficiency / Q000652:urine
chemical_list: D003998:Dicarboxylic Acids; D008314:Malonates; D011422:Propionates