title: Diminished bile acid pool size in patients with gallstones.
mesh_terms: D000328:Adult; D000368:Aged; D001647:Bile Acids and Salts / Q000008:administration & dosage / Q000032:analysis / Q000096:biosynthesis / Q000378:metabolism*; D002247:Carbon Isotopes; D002769:Cholelithiasis / Q000378:metabolism*; D002986:Clinical Trials as Topic; D006801:Humans; D008297:Male; D008875:Middle Aged; D011865:Radioisotope Dilution Technique
chemical_list: D001647:Bile Acids and Salts; D002247:Carbon Isotopes