@misc{indiciaefd9e8ea24c62,
  title = {The "two-step" exercise test brought up to date.},
  author = {A M MASTER and I ROSENFELD},
  year = {1961},
  url = {https://pubmed.ncbi.nlm.nih.gov/13767969/},
  note = {Source identifier: 13767969}
}