@misc{indiciae8416d0bed1c9,
  title = {Eugeria, longevity and normal ageing.},
  author = {K Ritchie},
  year = {1997},
  doi = {10.1192/bjp.171.6.501},
  url = {https://pubmed.ncbi.nlm.nih.gov/9519086/},
  note = {Source identifier: 9519086}
}