@misc{indiciae653ddfc58239,
  title = {Opportunity.},
  author = {R K Spence},
  year = {1999},
  doi = {10.1016/s0002-9610(98)00305-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/10037303/},
  note = {Source identifier: 10037303}
}