@misc{indiciaeddf218bac374,
  title = {Aortopulmonary septal defect.},
  author = {K Heilmann},
  year = {1971},
  doi = {10.1007/bf00544110},
  url = {https://pubmed.ncbi.nlm.nih.gov/5315716/},
  note = {Source identifier: 5315716}
}