@misc{indiciae469f4410b386,
  title = {[Doppler-echocardiography].},
  author = {R Jenni and A Vieli and M Anliker and H P Krayenbühl},
  year = {1981},
  url = {https://pubmed.ncbi.nlm.nih.gov/7331478/},
  note = {Source identifier: 7331478}
}