@misc{indiciae191773a35641,
  title = {John Hunter and angina pectoris.},
  author = {L H Opie and J H Louw},
  year = {1981},
  doi = {10.1016/0002-9149(81)90376-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/7030044/},
  note = {Source identifier: 7030044}
}