@misc{indiciae501e6175fe7f,
  title = {Circulatory changes associated with spontaneous angina pectoris.},
  author = {J W Roughgarden},
  year = {1966},
  doi = {10.1016/0002-9343(66)90052-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4959334/},
  note = {Source identifier: 4959334}
}