@misc{indiciae25a5a4b112cb,
  title = {[Lung involvement in collagen diseases].},
  author = {W Siegenthaler and H Leutenegger and G Siegenthaler and T Medici},
  year = {1975},
  url = {https://pubmed.ncbi.nlm.nih.gov/1229540/},
  note = {Source identifier: 1229540}
}