@misc{indiciaee221014d8652,
  title = {[A loud second heart sound].},
  author = {A H van den Heuvel and O A Benitez and J Rohmer},
  year = {1989},
  url = {https://pubmed.ncbi.nlm.nih.gov/2711368/},
  note = {Source identifier: 2711368}
}