@misc{indiciaefcb7ab0491dc,
  title = {Choosing and changing doctors.},
  author = {P G GRAY and A CARTWRIGHT},
  year = {1953},
  doi = {10.1016/s0140-6736(53)91377-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/13110155/},
  note = {Source identifier: 13110155}
}