@misc{indiciaecab880d21e57,
  title = {Letter: Impending heart-attacks.},
  author = {A C Mann},
  year = {1976},
  doi = {10.1016/s0140-6736(76)91357-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/55545/},
  note = {Source identifier: 55545}
}