@misc{indiciaea6da8372e30a,
  title = {Activity in later life.},
  author = {Archie Young and Susie Dinan},
  year = {2005},
  doi = {10.1136/bmj.330.7484.189},
  url = {https://pubmed.ncbi.nlm.nih.gov/15661784/},
  note = {Source identifier: 15661784}
}