Vitamin 'A' and oesophageal cancer.
Kapil
U
U
Human Nutrition Unit, A.I.I.M.S., New Delhi.
Srivastav
M
M
Nayar
D
D
D004938:Esophageal Neoplasms / Q000209:etiology* / Q000517:prevention & control; D006801:Humans; D014801:Vitamin A / Q000502:physiology*
D014801:Vitamin A