The effect of high levels of vitamins on the resistance of chicks to fowl typhoid.
D000818:Animals; D001717:Birds; D002645:Chickens; D004194:Disease; D008460:Meat; D011200:Poultry; D014435:Typhoid Fever; D014801:Vitamin A; D014815:Vitamins / Q000494:pharmacology*
D014815:Vitamins; D014801:Vitamin A
FOWLS, DOMESTIC/diseases; TYPHOID FEVER/experimental; VITAMINS/effects