@misc{indiciaee32f98a79cd6,
  title = {[Fetal electrocardiography].},
  author = {L Abitbol and P Belfort and J de Rezende},
  year = {1968},
  url = {https://pubmed.ncbi.nlm.nih.gov/5308663/},
  note = {Source identifier: 5308663}
}