Hypovitaminosis A in the sugarcane zone of southern Pernambuco State, Northeast Brazil.

@article{Varela1972HypovitaminosisAI,
  title={Hypovitaminosis A in the sugarcane zone of southern Pernambuco State, Northeast Brazil.},
  author={Rosa M Varela and S G Teixeira and Marcelo Costa Batista},
  journal={The American journal of clinical nutrition},
  year={1972},
  volume={25 8},
  pages={800-4}
}