@misc{indiciaef2c18f38a40b,
  title = {Composite materials for x-ray protection.},
  author = {M J Yaffe and G E Mawdsley and M Lilley and R Servant and G Reh},
  year = {1991},
  doi = {10.1097/00004032-199105000-00004},
  url = {https://pubmed.ncbi.nlm.nih.gov/2019497/},
  note = {Source identifier: 2019497}
}