@misc{indiciae8450e14a5357,
  title = {A maxillary etched retainer.},
  author = {D P Barnett},
  year = {1978},
  doi = {10.1179/bjo.5.4.205},
  url = {https://pubmed.ncbi.nlm.nih.gov/290392/},
  note = {Source identifier: 290392}
}