@misc{indiciaec92db4fbf718,
  title = {Population longevity study: sources and indices.},
  author = {N N Sachuk},
  year = {1970},
  doi = {10.1093/geronj/25.3.262},
  url = {https://pubmed.ncbi.nlm.nih.gov/5454412/},
  note = {Source identifier: 5454412}
}