@misc{indiciae7725fbff5baf,
  title = {Aging and health: a longitudinal study.},
  author = {K S Markides and D M Timbers and J S Osberg},
  year = {1984},
  doi = {10.1016/0167-4943(84)90013-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/6742946/},
  note = {Source identifier: 6742946}
}