@misc{indiciae51aac176d57c,
  title = {Preferred provider organizations: an overview.},
  author = {A J Edwards},
  year = {1986},
  doi = {10.1300/j115v05n04\_02},
  url = {https://pubmed.ncbi.nlm.nih.gov/10301310/},
  note = {Source identifier: 10301310}
}