@misc{indiciae8f0e91f12e5c,
  title = {Applying the four principles.},
  author = {R Macklin},
  year = {2003},
  doi = {10.1136/jme.29.5.275},
  url = {https://pubmed.ncbi.nlm.nih.gov/14519836/},
  note = {Source identifier: 14519836}
}