@misc{indiciaefec9e70ec19d,
  title = {An accurate exercise lead system for bicycle ergometer tests.},
  author = {L Edenbrandt and O Pahlm and L Sörnmo},
  year = {1989},
  doi = {10.1093/oxfordjournals.eurheartj.a059475},
  url = {https://pubmed.ncbi.nlm.nih.gov/2707274/},
  note = {Source identifier: 2707274}
}