@misc{indiciaeccbacb637587,
  title = {Fetal echocardiography in multiple gestations.},
  author = {J A Copel and M Inati and J J Green and J C Hobbins and C S Keinman},
  year = {1991},
  doi = {10.1046/j.1469-0705.1991.01020111.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/12797084/},
  note = {Source identifier: 12797084}
}