@misc{indiciaeb0ebcaad9710,
  title = {Tiotropium bromide.},
  author = {P J Barnes},
  year = {2001},
  doi = {10.1517/13543784.10.4.733},
  url = {https://pubmed.ncbi.nlm.nih.gov/11281822/},
  note = {Source identifier: 11281822}
}