@misc{indiciae6c1bf51714cc,
  title = {[Fluoride and mottled enamel].},
  author = {J H Wöltgens and E J Etty and W M Nieuwland},
  year = {1989},
  url = {https://pubmed.ncbi.nlm.nih.gov/2622494/},
  note = {Source identifier: 2622494}
}