@misc{indiciaed84975a11e4c,
  title = {Intervention studies among elderly people.},
  author = {O C Ro and C Hendriksen and S L Kivelä and M Thorslund},
  year = {1987},
  doi = {10.3109/02813438709013998},
  url = {https://pubmed.ncbi.nlm.nih.gov/3671917/},
  note = {Source identifier: 3671917}
}