@misc{indiciae2ff9a9a5586a,
  title = {Left heart catheterization.},
  author = {V O BJORK and G MALMSTROM},
  year = {1954},
  doi = {10.1161/01.res.2.5.424},
  url = {https://pubmed.ncbi.nlm.nih.gov/13190624/},
  note = {Source identifier: 13190624}
}