@misc{indiciaeff44c936c2c4,
  title = {Roentgen alchemy. II.},
  author = {J W Preece},
  year = {1969},
  doi = {10.1016/0030-4220(69)90334-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4901028/},
  note = {Source identifier: 4901028}
}