@misc{indiciae2526e68530a2,
  title = {Maintenance of functioning in the elderly.},
  author = {G A Kaplan},
  year = {1992},
  doi = {10.1016/1047-2797(92)90076-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/1342335/},
  note = {Source identifier: 1342335}
}