@misc{indiciae9e60c03c1bca,
  title = {[Optoelectronic heart rate telemetry].},
  author = {H H Thielscher and C Müller},
  year = {1986},
  url = {https://pubmed.ncbi.nlm.nih.gov/3533499/},
  note = {Source identifier: 3533499}
}