@misc{indiciaec011c9aaf9c0,
  title = {A comparison between materials used for liquid scintillation counting vials.},
  author = {D Butterfield and R J McDonald},
  year = {1972},
  doi = {10.1016/0020-708x(72)90067-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/4338324/},
  note = {Source identifier: 4338324}
}