@misc{indiciae668aceaa540c,
  title = {Fluoride determination in fluoridated drinking water.},
  author = {O B Dirks and F H Cox},
  year = {1967},
  doi = {10.1159/000259527},
  url = {https://pubmed.ncbi.nlm.nih.gov/5241868/},
  note = {Source identifier: 5241868}
}