@misc{indiciae9f3a14a25d0c,
  title = {A macroscopic study of filled teeth.},
  author = {D N Allen},
  year = {1970},
  doi = {10.1038/sj.bdj.4802474},
  url = {https://pubmed.ncbi.nlm.nih.gov/5270358/},
  note = {Source identifier: 5270358}
}