@misc{indiciaeb9f826d67778,
  title = {[Insufflationbronchography using tantalum powder].},
  author = {K Wetzer and R Warnecke and B Preisler},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4605751/},
  note = {Source identifier: 4605751}
}