@misc{indiciaef31bad54c62e,
  title = {The truth about EMS purchasing.},
  author = {A J Heightman},
  year = {2006},
  doi = {10.1016/s0197-2510(06)70541-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/17101381/},
  note = {Source identifier: 17101381}
}