@misc{indiciae880198d93058,
  title = {There are always surprises.},
  author = {EF Pai},
  year = {1997},
  doi = {10.1016/s0959-440x(97)80145-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/9443924/},
  note = {Source identifier: 9443924}
}