@misc{indiciae3cfe1997e23e,
  title = {Root canal retained restorations: 3. Root-face attachments.},
  author = {P M Dummer and D H Edmunds and J R Gidden},
  year = {1990},
  url = {https://pubmed.ncbi.nlm.nih.gov/2097234/},
  note = {Source identifier: 2097234}
}