@misc{indiciaed9c95acf3ef8,
  title = {Vocational training for general practice.},
  author = {A R Isaac},
  year = {1968},
  doi = {10.1016/s0140-6736(68)91997-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/4173006/},
  note = {Source identifier: 4173006}
}