@misc{indiciaeaa181ec30477,
  title = {[Reference landmarks for studies and research on maternal mortality].},
  author = {R Laurenti},
  year = {1988},
  doi = {10.1590/s0034-89101988000600007},
  url = {https://pubmed.ncbi.nlm.nih.gov/3252444/},
  note = {Source identifier: 3252444}
}