@misc{indiciae0de4db2d75c9,
  title = {[The regional ratios in the national decrease in perinatal mortality].},
  author = {Z Stembera and F Mandys},
  year = {1990},
  url = {https://pubmed.ncbi.nlm.nih.gov/2372841/},
  note = {Source identifier: 2372841}
}