@misc{indiciaeda8b25f491ff,
  title = {Symposium: cardiomyopathy. Introduction.},
  author = {C K Friedberg},
  year = {1971},
  doi = {10.1161/01.cir.44.5.935},
  url = {https://pubmed.ncbi.nlm.nih.gov/4255965/},
  note = {Source identifier: 4255965}
}