@misc{indiciae8eac30aad78c,
  title = {Impression materials as foreign bodies.},
  author = {C Price and F I Whitehead},
  year = {1972},
  doi = {10.1038/sj.bdj.4802872},
  url = {https://pubmed.ncbi.nlm.nih.gov/4507102/},
  note = {Source identifier: 4507102}
}