@misc{indiciae6acc3befaaff,
  title = {Activity programming for retirement by executives.},
  author = {H R HALL},
  year = {1954},
  doi = {10.1093/geronj/9.2.214},
  url = {https://pubmed.ncbi.nlm.nih.gov/13163379/},
  note = {Source identifier: 13163379}
}