@misc{indiciae885fc4d5291e,
  title = {Letter: Marathon runners and impending heart-attacks.},
  author = {T D Noakes and L H Opie},
  year = {1976},
  doi = {10.1016/s0140-6736(76)91891-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/57416/},
  note = {Source identifier: 57416}
}