@misc{indiciaea050a9fc479c,
  title = {Guidelines not directives.},
  author = {G Needham},
  year = {2002},
  doi = {10.1259/bjr.75.894.750565a},
  url = {https://pubmed.ncbi.nlm.nih.gov/12124249/},
  note = {Source identifier: 12124249}
}