@misc{indiciae1c0560f67aab,
  title = {Is your pain really necessary?},
  author = {B Sandler},
  year = {1973},
  doi = {10.1136/bmj.2.5865.550-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/4268385/},
  note = {Source identifier: 4268385}
}