@misc{indiciaea486574b0b90,
  title = {Resolution problems in echocardiology: a source of interpretation errors.},
  author = {J Roelandt and W G van Dorp and N Bom and J D Laird and P G Hugenholtz},
  year = {1976},
  doi = {10.1016/0002-9149(76)90321-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/1108633/},
  note = {Source identifier: 1108633}
}