title: [The relation between infrared spectrum classification and chemical compositions of gallstones].
mesh_terms: D001663:Bilirubin / Q000032:analysis*; D002769:Cholelithiasis / Q000145:classification* / Q000378:metabolism; D002784:Cholesterol / Q000032:analysis*; D006801:Humans; D013055:Spectrophotometry, Infrared
chemical_list: D002784:Cholesterol; D001663:Bilirubin