@misc{indiciae86bec2305bb8,
  title = {Patent ductus arteriosus.},
  author = {W D Liska and L P Tilley},
  year = {1979},
  doi = {10.1016/s0195-5616(79)50029-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/315648/},
  note = {Source identifier: 315648}
}