@misc{indiciae11c9a807093c,
  title = {A laboratory method for teaching mental hygiene.},
  author = {P V Lemkau and M M Cooper and G M Crocetti},
  year = {1967},
  doi = {10.2105/ajph.57.12.2158},
  url = {https://pubmed.ncbi.nlm.nih.gov/6070256/},
  note = {Source identifier: 6070256}
}