title: Evaluation of electron spin resonance for quantitative determinations of gadolinium, chromium, iron, copper and manganese.
mesh_terms: D002857:Chromium / Q000032:analysis; D003300:Copper / Q000032:analysis; D004578:Electron Spin Resonance Spectroscopy; D000431:Ethanol; D005682:Gadolinium / Q000032:analysis; D007501:Iron / Q000032:analysis; D008345:Manganese / Q000032:analysis; D008433:Mathematics; D008722:Methods
chemical_list: D002857:Chromium; D000431:Ethanol; D008345:Manganese; D003300:Copper; D005682:Gadolinium; D007501:Iron