Chickens, chemoprevention and randomized trials.
C
C
Mettlin
D000818:Animals; D002645:Chickens; D006801:Humans; D009369:Neoplasms / Q000517:prevention & control*; D016032:Randomized Controlled Trials as Topic; D014802:Vitamin A Deficiency / Q000139:chemically induced*; D014810:Vitamin E / Q000008:administration & dosage / Q000009:adverse effects*
D014810:Vitamin E