@misc{indiciae09dd8326ddce,
  title = {Primary myocardial disease.},
  author = {H Beckman and D C Mountain and W Corcoran and F F Rosenbaum and N Enzer and R L Lange},
  year = {1968},
  url = {https://pubmed.ncbi.nlm.nih.gov/5689111/},
  note = {Source identifier: 5689111}
}