@misc{indiciae24ea66735ee7,
  title = {Monitoring technology: advances and restraints.},
  author = {J A Kaplan},
  year = {1989},
  doi = {10.1016/0888-6296(89)90104-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2520648/},
  note = {Source identifier: 2520648}
}