@misc{indiciaef159c74c8d48,
  title = {What does gerontology mean?},
  author = {W A Achenbaum and J S Levin},
  year = {1989},
  doi = {10.1093/geront/29.3.393},
  url = {https://pubmed.ncbi.nlm.nih.gov/2668126/},
  note = {Source identifier: 2668126}
}