%0 Journal Article %T New reagent for colorimetric assay of calcium in serum %A Chapoteau, E %A Czech, B P %A Zazulak, W %A Kumar, A %J Clinical Chemistry %V 39 %N 9 %P 1820-1824 %@ 0009-9147 %D 1993-09-01 %I American Association of Clinical Chemistry %~ DeepDyve