title: Comparison of three geometries for a cesium primary beam liquid secondary ion mass spectrometry source.
mesh_terms: D001920:Bradykinin / Q000032:analysis; D002586:Cesium / Q000032:analysis*; D013058:Mass Spectrometry / Q000379:methods; D014805:Vitamin B 12 / Q000032:analysis
chemical_list: D002586:Cesium; D014805:Vitamin B 12; D001920:Bradykinin