@misc{indiciaeb1aa66e488c6,
  title = {Low-cost comprehensive data system for cardiac patients.},
  author = {L J Melendez and A C MacDonald},
  year = {1979},
  doi = {10.1002/ccd.1810050406},
  url = {https://pubmed.ncbi.nlm.nih.gov/527037/},
  note = {Source identifier: 527037}
}