@misc{indiciae35db62107c67,
  title = {Physiological or pseudophysiological ECG changes in endurance-trained athletes.},
  author = {P Claessens and C Claessens and M Claessens and J Henderieckx and J Claessens},
  year = {2000},
  doi = {10.1007/s003800070021},
  url = {https://pubmed.ncbi.nlm.nih.gov/11471658/},
  note = {Source identifier: 11471658}
}