@misc{indiciaed619ce34767b,
  title = {Fluoride.},
  author = {M Dougal},
  year = {1969},
  doi = {10.1016/s0140-6736(69)90407-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/4185439/},
  note = {Source identifier: 4185439}
}