Lactase deficiency in Nigerians.

@article{Olatunbosun1971LactaseDI,
  title={Lactase deficiency in Nigerians.},
  author={D. A. Olatunbosun and B Kwaku Adadevoh},
  journal={The American journal of digestive diseases},
  year={1971},
  volume={16 10},
  pages={
          909-14
        }
}