title: Letter: Beta-sitosterol and chenodeoxycholic acid in the treatment of cholesterol gallstones.
mesh_terms: D002635:Chenodeoxycholic Acid / Q000627:therapeutic use*; D002769:Cholelithiasis / Q000188:drug therapy*; D002784:Cholesterol; D002986:Clinical Trials as Topic; D004357:Drug Synergism; D004359:Drug Therapy, Combination; D006801:Humans; D012855:Sitosterols / Q000627:therapeutic use*
chemical_list: D012855:Sitosterols; D002635:Chenodeoxycholic Acid; D002784:Cholesterol