@misc{indiciae65a93cf67c8d,
  title = {4-},
  author = {U Heinz and K Hegetschweiler and P Acklin and B Faller and R Lattmann and HP Schnebli},
  year = {1999},
  url = {https://pubmed.ncbi.nlm.nih.gov/10508341/},
  note = {Source identifier: 10508341}
}