The effect of vitamin A deficiency upon the nitrogen metabolism of the rat.
D000818:Animals; D009584:Nitrogen / Q000378:metabolism*; D051381:Rats; D014801:Vitamin A; D014802:Vitamin A Deficiency; D014815:Vitamins
D014815:Vitamins; D014801:Vitamin A; D009584:Nitrogen
NITROGEN/metabolism; VITAMINS/A