@misc{indiciaefc260efa9d9e,
  title = {Cervical pregnancy.},
  author = {H A BURSTEIN},
  year = {1954},
  doi = {10.1016/s0002-9378(16)38338-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/13188928/},
  note = {Source identifier: 13188928}
}