"Normal" plasma values for Al, Co, Cr, Cu, Mn, Ni and Zn.
D000535:Aluminum / Q000097:blood; D002857:Chromium / Q000097:blood; D003035:Cobalt / Q000097:blood; D003300:Copper / Q000097:blood; D006801:Humans; D008345:Manganese / Q000097:blood; D008670:Metals / Q000097:blood*; D009532:Nickel / Q000097:blood; D015032:Zinc / Q000097:blood
D008670:Metals; D002857:Chromium; D003035:Cobalt; D008345:Manganese; D003300:Copper; D009532:Nickel; D000535:Aluminum; D015032:Zinc