@misc{indiciaecc1888f387ec,
  title = {Letter: Vitamins and the elderly.},
  author = {W T Berry and S J Darke},
  year = {1974},
  doi = {10.1016/s0140-6736(74)91379-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/4134432/},
  note = {Source identifier: 4134432}
}