@misc{indiciae914216e9e888,
  title = {Support surfaces.},
  author = {C J Carney},
  year = {1996},
  doi = {10.1136/emj.13.4.302-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/8832367/},
  note = {Source identifier: 8832367}
}