@misc{indiciae341f478a87fd,
  title = {Dangers of indirect data.},
  author = {C van der Berg},
  year = {1978},
  doi = {10.1176/ajp.135.12.aj135121569},
  url = {https://pubmed.ncbi.nlm.nih.gov/717586/},
  note = {Source identifier: 717586}
}