@misc{indiciaecbd0e27dcaf2,
  title = {Cautiousness and verbal learning in adulthood.},
  author = {M A Okun and I C Siegler and L K George},
  year = {1978},
  doi = {10.1093/geronj/33.1.94},
  url = {https://pubmed.ncbi.nlm.nih.gov/618972/},
  note = {Source identifier: 618972}
}