@misc{indiciae60fac71422e0,
  title = {Old letters, new rules.},
  author = {Michael O'Connor},
  year = {2003},
  doi = {10.1016/s0140-6736(03)12590-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/12606203/},
  note = {Source identifier: 12606203}
}