@misc{indiciae5e89400e8a5b,
  title = {Purchaser or provider?},
  author = {P Fielding},
  doi = {10.7748/ns.5.4.43.s51},
  url = {https://pubmed.ncbi.nlm.nih.gov/2121255/},
  note = {Source identifier: 2121255}
}