@misc{indiciaed1343f24f817,
  title = {Matchbox sign.},
  author = {W R Lee},
  year = {1983},
  doi = {10.1016/s0140-6736(83)90423-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/6135941/},
  note = {Source identifier: 6135941}
}