The effect of dietary cobalt intake on the plasma vitamin B 12 concentration of sheep.
D000818:Animals; D002940:Circadian Rhythm; D003035:Cobalt; D003677:Deficiency Diseases; D004032:Diet; D012756:Sheep; D014805:Vitamin B 12 / Q000097:blood*
D003035:Cobalt; D014805:Vitamin B 12