@misc{indiciae4ebcfa4267e5,
  title = {Use of plastic embedding materials.},
  author = {J A Sandham and J D McEwen},
  year = {1974},
  doi = {10.1179/bjo.1.4.147},
  url = {https://pubmed.ncbi.nlm.nih.gov/4529623/},
  note = {Source identifier: 4529623}
}