Vitamin B12 and the production of polycythemia by cobalt.
D003035:Cobalt / Q000494:pharmacology*; D011086:Polycythemia; D014805:Vitamin B 12 / Q000494:pharmacology*
D003035:Cobalt; D014805:Vitamin B 12
COBALT/effects; POLYCYTHEMIA; VITAMIN B 12/effects