@misc{indiciaec26419204e12,
  title = {Leukemia after therapy with methyl CCNU.},
  author = {R J Cohen},
  year = {1980},
  doi = {10.1056/nejm198001103020216},
  url = {https://pubmed.ncbi.nlm.nih.gov/6927914/},
  note = {Source identifier: 6927914}
}