@misc{indiciae6dc633b7427f,
  title = {[Polyurethane positioning devices for radiotherapy].},
  author = {G Alzen and E G Böck and M Thelen and J Kutzner},
  year = {1985},
  url = {https://pubmed.ncbi.nlm.nih.gov/4012816/},
  note = {Source identifier: 4012816}
}