@misc{indiciae1d9ed8f242b6,
  title = {An evaluation of study methods.},
  author = {A CIOCCO and M D RING},
  year = {1951},
  doi = {10.2105/ajph.41.8\_pt\_2.7},
  url = {https://pubmed.ncbi.nlm.nih.gov/14847025/},
  note = {Source identifier: 14847025}
}