@misc{indiciae2219bf103d12,
  title = {Group practice and poor communities.},
  author = {M H Schoen},
  year = {1970},
  doi = {10.2105/ajph.60.6.1125},
  url = {https://pubmed.ncbi.nlm.nih.gov/5463158/},
  note = {Source identifier: 5463158}
}