@misc{indiciae1fe7ed03863c,
  title = {A self-retaining retractor for transmaxillary surgery.},
  author = {A Berkstein and N Baran},
  year = {1970},
  doi = {10.1017/s0022215100072765},
  url = {https://pubmed.ncbi.nlm.nih.gov/5471903/},
  note = {Source identifier: 5471903}
}