@misc{indiciae4a010535d704,
  title = {Exercise.},
  author = {H J Dargie and S Grant},
  year = {1991},
  doi = {10.1136/bmj.303.6807.910},
  url = {https://pubmed.ncbi.nlm.nih.gov/1933009/},
  note = {Source identifier: 1933009}
}