@misc{indiciaea0ec7e9e2b63,
  title = {Maternal mortality surveillance.},
  author = {S S Entman and H K Atrash and L M Koonin and J C Smith},
  year = {1988},
  doi = {10.2105/ajph.78.11.1499-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/3177736/},
  note = {Source identifier: 3177736}
}