@misc{indiciaed105219a22de,
  title = {Primary pulmonary hypertension.},
  author = {M T Olivari},
  year = {1991},
  doi = {10.1097/00000441-199109000-00013},
  url = {https://pubmed.ncbi.nlm.nih.gov/1928230/},
  note = {Source identifier: 1928230}
}