@misc{indiciae79db402be6f9,
  title = {Extracoronal amalgam restorations utilizing available tooth structure for retention.},
  author = {S H Schwartz},
  year = {1977},
  doi = {10.1016/0022-3913(77)90201-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/264320/},
  note = {Source identifier: 264320}
}