@misc{indiciae540dda150e86,
  title = {Cervical pregnancy.},
  author = {R C CUMMIN},
  year = {1955},
  doi = {10.1016/s0140-6736(55)92167-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/14392930/},
  note = {Source identifier: 14392930}
}