@misc{indiciae757f84a882b9,
  title = {Letter: Improving the service.},
  author = {R W Griffiths},
  year = {1975},
  doi = {10.1136/bmj.3.5974.40-c},
  url = {https://pubmed.ncbi.nlm.nih.gov/1131669/},
  note = {Source identifier: 1131669}
}