@misc{indiciae9d5a8e920eee,
  title = {Communications activity substitutions in aging.},
  author = {M J Graney and E E Graney},
  year = {1974},
  doi = {10.1111/j.1460-2466.1974.tb00413.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4448857/},
  note = {Source identifier: 4448857}
}