@misc{indiciae94b6cffc367e,
  title = {The referral system.},
  author = {B Sweeney},
  year = {1994},
  doi = {10.1136/bmj.309.6963.1180},
  url = {https://pubmed.ncbi.nlm.nih.gov/7987140/},
  note = {Source identifier: 7987140}
}