@misc{indiciaed468715a1c06,
  title = {Letter: Impending heart-attacks.},
  author = {P G Nixon},
  year = {1976},
  doi = {10.1016/s0140-6736(76)92924-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/54529/},
  note = {Source identifier: 54529}
}