@misc{indiciae9ab201c86db8,
  title = {An educational program in mental health statistics.},
  author = {D R Frogan and B G Greenberg},
  year = {1973},
  doi = {10.1007/bf01441438},
  url = {https://pubmed.ncbi.nlm.nih.gov/4699327/},
  note = {Source identifier: 4699327}
}