Serum folate and vitamin-B12 levels in the elderly.

@article{Meindok1970SerumFA,
  title={Serum folate and vitamin-B12 levels in the elderly.},
  author={H O Meindok and R J Dvorsky},
  journal={Journal of the American Geriatrics Society},
  year={1970},
  volume={18 4},
  pages={317-26}
}