@misc{indiciaeca0a156f191d,
  title = {[Frank's ECG in physical performance. Telemetry and automatic analysis using serial devices].},
  author = {K D Hüllemann},
  year = {1972},
  url = {https://pubmed.ncbi.nlm.nih.gov/5072957/},
  note = {Source identifier: 5072957}
}