@misc{indiciaeac262565a793,
  title = {Exercise testing and hemodynamic performance in healthy elderly persons.},
  author = {J C Hitzhusen and R B Hickler and J S Alpert and P W Doherty},
  year = {1984},
  doi = {10.1016/s0002-9149(84)80148-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/6496329/},
  note = {Source identifier: 6496329}
}