@misc{indiciaec8a9fe1a553d,
  title = {Letter from the editor.},
  author = {B Felson},
  year = {1971},
  doi = {10.1016/0037-198x(71)90037-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5155283/},
  note = {Source identifier: 5155283}
}