@misc{indiciaee928f3a0a05b,
  title = {Clinical practice. Chronic insomnia.},
  author = {Michael H Silber},
  year = {2005},
  doi = {10.1056/nejmcp043762},
  url = {https://pubmed.ncbi.nlm.nih.gov/16120860/},
  note = {Source identifier: 16120860}
}