@misc{indiciae6a5debeb4c62,
  title = {Group and solo practice.},
  author = {W Gray},
  year = {1971},
  doi = {10.1056/nejm197101212840317},
  url = {https://pubmed.ncbi.nlm.nih.gov/5538689/},
  note = {Source identifier: 5538689}
}