@misc{indiciaef5d6f953a4b7,
  title = {[Echocardiography. Examination technics and indications].},
  author = {J Berning and H Egeblad},
  year = {1983},
  url = {https://pubmed.ncbi.nlm.nih.gov/6879749/},
  note = {Source identifier: 6879749}
}