@misc{indiciae2d7228679e40,
  title = {A buoyant head rest.},
  author = {D J Perrins},
  year = {1967},
  doi = {10.1016/s0007-1226(67)80039-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/6025586/},
  note = {Source identifier: 6025586}
}