Tracer studies with the B12 vitamins.  I.  Neutron irradiation of vitamin B12.
D003035:Cobalt; D003037:Cobalt Radioisotopes; D006397:Hematinics; D009502:Neutrons; D010758:Phosphorus / Q000378:metabolism*; D014805:Vitamin B 12; D014815:Vitamins
D003037:Cobalt Radioisotopes; D006397:Hematinics; D014815:Vitamins; D010758:Phosphorus; D003035:Cobalt; D014805:Vitamin B 12
COBALT, RADIOACTIVE; PHOSPHORUS/metabolism; VITAMIN B12