@misc{indiciaea49aa7dd65ee,
  title = {Risk factors in exercise testing.},
  author = {J J Trautlein},
  year = {1979},
  doi = {10.1016/0091-6749(79)90025-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/512258/},
  note = {Source identifier: 512258}
}