@misc{indiciaee773d1081c9e,
  title = {Letter: Acquired trisomy 9.},
  author = {L A Knight and W M Davidson and B J Cuddigan},
  year = {1974},
  doi = {10.1016/s0140-6736(74)93248-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/4132361/},
  note = {Source identifier: 4132361}
}