@misc{indiciae426d4a735d63,
  title = {Checks and counterchecks.},
  author = {M Beech},
  year = {1986},
  doi = {10.1136/bmj.292.6525.959-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/3083958/},
  note = {Source identifier: 3083958}
}