@misc{indiciae2e57fb62e5d3,
  title = {The embedded broken-off needle.},
  author = {R Leidelmeyer},
  year = {1976},
  doi = {10.1016/s0361-1124(76)80062-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/1271597/},
  note = {Source identifier: 1271597}
}