@misc{indiciae7f16c0f198c4,
  title = {Maurice Campbell.},
  author = {K S Smith},
  year = {1972},
  doi = {10.1136/hrt.34.1.1},
  url = {https://pubmed.ncbi.nlm.nih.gov/4551055/},
  note = {Source identifier: 4551055}
}