@misc{indiciae14e2cda3ad95,
  title = {The Master Class initiative.},
  author = {E Gordon},
  year = {1990},
  doi = {10.1038/sj.bdj.4807244},
  url = {https://pubmed.ncbi.nlm.nih.gov/2369541/},
  note = {Source identifier: 2369541}
}