@misc{indiciaea30c0ba5fcab,
  title = {Influence at a higher level.},
  author = {Chandak Ghosh},
  doi = {10.1377/hlthaff.21.4.298},
  url = {https://pubmed.ncbi.nlm.nih.gov/12117148/},
  note = {Source identifier: 12117148}
}