@misc{indiciaee13086fb8ed6,
  title = {Standardized perinatal mortality ratios: technique, utility and interpretation.},
  author = {R Mallett and E G Knox},
  year = {1979},
  doi = {10.1007/bf02548737},
  url = {https://pubmed.ncbi.nlm.nih.gov/477295/},
  note = {Source identifier: 477295}
}