@misc{indiciae5407773553d6,
  title = {Doctors to tradesmen.},
  author = {E O'Brien},
  year = {1978},
  doi = {10.1136/bmj.1.6113.633},
  url = {https://pubmed.ncbi.nlm.nih.gov/630265/},
  note = {Source identifier: 630265}
}