@misc{indiciae1c50f3c104d2,
  title = {Simplifying filing.},
  author = {W A Collier},
  year = {1967},
  doi = {10.1136/bmj.4.5579.623-d},
  url = {https://pubmed.ncbi.nlm.nih.gov/6060138/},
  note = {Source identifier: 6060138}
}