@misc{indiciae0a8f5996596f,
  title = {The Higgins extractor.},
  author = {G E Dunkerley},
  year = {1968},
  doi = {10.1136/bmj.2.5606.684},
  url = {https://pubmed.ncbi.nlm.nih.gov/5658418/},
  note = {Source identifier: 5658418}
}