@misc{indiciae1ca2db2fb60f,
  title = {Umbilical sinus from polyethylene catheter.},
  author = {D C Morello and P Trefogli},
  doi = {10.1016/0022-3468(72)90023-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/5049862/},
  note = {Source identifier: 5049862}
}