@misc{indiciae79f2a12085a7,
  title = {Fetal echocardiography.},
  author = {L W Hess and D B Hess and J F McCaul and K G Perry},
  year = {1990},
  url = {https://pubmed.ncbi.nlm.nih.gov/2192324/},
  note = {Source identifier: 2192324}
}