@misc{indiciae8732545630ea,
  title = {Periodontics.},
  author = {J A Beal},
  year = {1991},
  doi = {10.14219/jada.archive.1991.0015},
  url = {https://pubmed.ncbi.nlm.nih.gov/1999580/},
  note = {Source identifier: 1999580}
}