@misc{indiciae4cb4dd65f2fe,
  title = {Looking back and looking forward.},
  author = {F Manfield and T H Smith},
  year = {1992},
  doi = {10.1038/sj.bdj.4807822},
  url = {https://pubmed.ncbi.nlm.nih.gov/1543637/},
  note = {Source identifier: 1543637}
}