title: Minor and trace element analysis of gallstones.
mesh_terms: D002769:Cholelithiasis / Q000378:metabolism*; D006801:Humans; D009501:Neutron Activation Analysis / Q000379:methods; D013052:Spectrometry, X-Ray Emission / Q000379:methods; D014131:Trace Elements / Q000032:analysis*
chemical_list: D014131:Trace Elements