@misc{indiciaeec543b648160,
  title = {New learning by geriatric subjects.},
  author = {L E Pettigrew and L T Keith},
  doi = {10.1177/002383097501800307},
  url = {https://pubmed.ncbi.nlm.nih.gov/1234614/},
  note = {Source identifier: 1234614}
}