@misc{indiciae372980f6af53,
  title = {[Cervical pregnancy].},
  author = {N Shinagawa and M Nagayama and K Sakuraniwa and R Takahashi and M Nakajima},
  year = {1966},
  url = {https://pubmed.ncbi.nlm.nih.gov/6014041/},
  note = {Source identifier: 6014041}
}