@misc{indiciae43787c5c9758,
  title = {Comments on nonextraction and extraction article.},
  author = {R Berg},
  year = {1993},
  doi = {10.1016/s0889-5406(05)81883-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/8456778/},
  note = {Source identifier: 8456778}
}