title: Letter: Analysis of bile acids by mass fragmentography -application of 1:1 mixture technique by use of stable isotope labeled compounds.
mesh_terms: D000818:Animals; D001647:Bile Acids and Salts / Q000032:analysis*; D002793:Cholic Acids / Q000097:blood; D003903:Deuterium; D066298:In Vitro Techniques; D007553:Isotope Labeling; D013058:Mass Spectrometry / Q000379:methods; D051381:Rats
chemical_list: D001647:Bile Acids and Salts; D002793:Cholic Acids; D003903:Deuterium