title: Determination of serum calcium by glyoxal bis (2-hydroxyanil) chelation.
mesh_terms: D000627:Aminophenols; D002118:Calcium / Q000097:blood*; D003124:Colorimetry; D006801:Humans; D007202:Indicators and Reagents
chemical_list: D000627:Aminophenols; D007202:Indicators and Reagents; D002118:Calcium