@misc{indiciae6f17e4b55968,
  title = {Communications.},
  author = {G B Heath},
  year = {1967},
  doi = {10.1136/vr.80.23.662},
  url = {https://pubmed.ncbi.nlm.nih.gov/6033397/},
  note = {Source identifier: 6033397}
}