@misc{indiciaeeea066f7d8b1,
  title = {Cor pulmonale associated with COPD.},
  author = {J P Szidon and A P Fishman},
  year = {1973},
  doi = {10.1080/00325481.1973.11713557},
  url = {https://pubmed.ncbi.nlm.nih.gov/4727628/},
  note = {Source identifier: 4727628}
}