@misc{indiciae695580ee77fe,
  title = {[R wave variations during the bicycle exercise test].},
  author = {A Malvezzi and A Natale and B Castellano and P Golino and A Mancini and G Corsini},
  year = {1981},
  url = {https://pubmed.ncbi.nlm.nih.gov/7284121/},
  note = {Source identifier: 7284121}
}