@misc{indiciaeadc0e07bb4c8,
  title = {Regional professional foundations.},
  author = {J E Wennberg and R Keller},
  year = {1994},
  doi = {10.1377/hlthaff.13.1.257},
  url = {https://pubmed.ncbi.nlm.nih.gov/8188144/},
  note = {Source identifier: 8188144}
}