@misc{indiciaec556dcaca712,
  title = {Improving life expectancy: an uphill road ahead.},
  author = {N Deyfitz},
  year = {1978},
  doi = {10.2105/ajph.68.10.654},
  url = {https://pubmed.ncbi.nlm.nih.gov/717603/},
  note = {Source identifier: 717603}
}