@misc{indiciaed13b224470b0,
  title = {Emergency! First aid for choking.},
  author = {S M Sumner and P E Grau},
  year = {1982},
  doi = {10.1097/00152193-198207000-00010},
  url = {https://pubmed.ncbi.nlm.nih.gov/6920570/},
  note = {Source identifier: 6920570}
}