[Changes in serum zinc level in tumor-bearing rats].
D000818:Animals; D008175:Lung Neoplasms / Q000139:chemically induced; D009374:Neoplasms, Experimental / Q000097:blood*; D009603:Nitroso Compounds; D051381:Rats; D015032:Zinc / Q000097:blood*
D009603:Nitroso Compounds; D015032:Zinc