@misc{indiciae4bfaa1e068e3,
  title = {How many doctors are needed in general practice?},
  author = {J Butler},
  year = {1976},
  doi = {10.1136/bmj.1.6002.134},
  url = {https://pubmed.ncbi.nlm.nih.gov/1247744/},
  note = {Source identifier: 1247744}
}