@misc{indiciae02fd64261029,
  title = {Echocardiography in the elderly.},
  author = {T R Hess and C C Hallam and L S Wann},
  year = {1981},
  url = {https://pubmed.ncbi.nlm.nih.gov/7285048/},
  note = {Source identifier: 7285048}
}