@misc{indiciaea2b46fab4469,
  title = {Age differences and age changes in activities: Baltimore Longitudinal Study of Aging.},
  author = {L M Verbrugge and A L Gruber-Baldini and J L Fozard},
  year = {1996},
  doi = {10.1093/geronb/51b.1.s30},
  url = {https://pubmed.ncbi.nlm.nih.gov/8548521/},
  note = {Source identifier: 8548521}
}