@misc{indiciaee7efe2be8a83,
  title = {[Catheter dilatation using digital image subtraction].},
  author = {K Mathias and J Haendle},
  year = {1982},
  url = {https://pubmed.ncbi.nlm.nih.gov/6211783/},
  note = {Source identifier: 6211783}
}