Vitamin A and cancer.
D000818:Animals; D006801:Humans; D009369:Neoplasms / Q000209:etiology*; D009374:Neoplasms, Experimental / Q000517:prevention & control; D011230:Precancerous Conditions / Q000517:prevention & control; D014801:Vitamin A / Q000008:administration & dosage; D014802:Vitamin A Deficiency / Q000150:complications*
D014801:Vitamin A