@misc{indiciae7d20defd1b10,
  title = {Community health patterns.},
  author = {R F Perkins},
  year = {1968},
  doi = {10.2105/ajph.58.7.1154},
  url = {https://pubmed.ncbi.nlm.nih.gov/5690827/},
  note = {Source identifier: 5690827}
}