title: Enzymatic digestion of whole blood for improved determination of cadmium, nickel and chromium by electrothermal atomic absorption spectrophotometry: measurements in patients with rheumatoid arthritis and in normal humans.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000097:blood* / Q000378:metabolism / Q000652:urine; D001774:Blood Chemical Analysis / Q000379:methods*; D002104:Cadmium / Q000097:blood; D002857:Chromium / Q000097:blood; D006801:Humans; D009532:Nickel / Q000097:blood; D011402:Pronase / Q000378:metabolism; D013054:Spectrophotometry, Atomic / Q000379:methods; D013542:Sweat / Q000378:metabolism; D014465:Ultrasonics
chemical_list: D002104:Cadmium; D002857:Chromium; D009532:Nickel; D011402:Pronase