@misc{indiciaed9c198e709cb,
  title = {General Practice Research Database provides detailed anonymised data.},
  author = {M J Lockwood},
  year = {1996},
  doi = {10.1136/bmj.313.7059.757},
  url = {https://pubmed.ncbi.nlm.nih.gov/8819474/},
  note = {Source identifier: 8819474}
}