@misc{indiciae13b6ca64e054,
  title = {The tussometer: accuracy and reproducibility.},
  author = {P Singh and G E Murty and R P Mahajan and D Knights and A R Aitkenhead},
  year = {1994},
  doi = {10.1093/bja/73.2.145},
  url = {https://pubmed.ncbi.nlm.nih.gov/7917725/},
  note = {Source identifier: 7917725}
}