@misc{indiciaef5d4f448955f,
  title = {Anginal sub-sets?},
  author = {R A Carleton},
  year = {1974},
  doi = {10.1378/chest.66.6.609},
  url = {https://pubmed.ncbi.nlm.nih.gov/4426191/},
  note = {Source identifier: 4426191}
}