@misc{indiciae867da0c9d75e,
  title = {Analyzing cost: a learning module.},
  author = {F R Eason and B T Lee and S Spickerman},
  doi = {10.1097/00006223-198807000-00008},
  url = {https://pubmed.ncbi.nlm.nih.gov/3205449/},
  note = {Source identifier: 3205449}
}