@misc{indiciaeb73023f27aa0,
  title = {Doppler echocardiography. Will it help replace the need for cardiac catheterization?},
  author = {J V Talano},
  year = {1986},
  doi = {10.1378/chest.90.1.3},
  url = {https://pubmed.ncbi.nlm.nih.gov/3720385/},
  note = {Source identifier: 3720385}
}