@misc{indiciae0be7897de38f,
  title = {Problems with a plastic bread-bag clip.},
  author = {J P Ellul and P D Hodgkinson},
  year = {1989},
  doi = {10.1136/emj.6.2.156},
  url = {https://pubmed.ncbi.nlm.nih.gov/2742672/},
  note = {Source identifier: 2742672}
}