title: The determination of copper and zinc in biological materials. A comparison of atomic absorption with spectrophotometry and neutron activation.
mesh_terms: D000201:Activation Analysis; D001923:Brain Chemistry; D003300:Copper / Q000032:analysis* / Q000097:blood; D005069:Evaluation Studies as Topic; D007202:Indicators and Reagents; D008722:Methods; D011868:Radioisotopes; D013053:Spectrophotometry; D013054:Spectrophotometry, Atomic; D014238:Trichloroacetic Acid; D015032:Zinc / Q000032:analysis* / Q000097:blood; D015033:Zinc Isotopes
chemical_list: D007202:Indicators and Reagents; D011868:Radioisotopes; D015033:Zinc Isotopes; D014238:Trichloroacetic Acid; D003300:Copper; D015032:Zinc