@misc{indiciae297f84466db1,
  title = {Exit block.},
  author = {C Fisch and K Greenspan and G J Anderson},
  year = {1971},
  doi = {10.1016/0002-9149(71)90003-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/5095927/},
  note = {Source identifier: 5095927}
}