@misc{indiciaecff4d1ff7b1f,
  title = {Cardiac catheterisation.},
  author = {J BEARD},
  year = {1950},
  doi = {10.1111/j.1365-2044.1950.tb12668.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/15419414/},
  note = {Source identifier: 15419414}
}