@misc{indiciaea8434b7f80d7,
  title = {Echo chambers.},
  author = {O F Gabriele},
  year = {1968},
  doi = {10.1056/nejm196811142792014},
  url = {https://pubmed.ncbi.nlm.nih.gov/5686471/},
  note = {Source identifier: 5686471}
}