@misc{indiciaed6665e6e4651,
  title = {Exercise-induced ST segment alternans.},
  author = {M E Ring and P E Fenster},
  year = {1986},
  doi = {10.1016/0002-8703(86)90662-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/3706104/},
  note = {Source identifier: 3706104}
}