@misc{indiciae81fc9599dcc8,
  title = {Adjustable retractor blades.},
  author = {M LENTIN},
  year = {1963},
  doi = {10.1136/bmj.1.5322.40},
  url = {https://pubmed.ncbi.nlm.nih.gov/13929655/},
  note = {Source identifier: 13929655}
}