@misc{indiciae6dbae3a2c5be,
  title = {Cervical incarceration by ring pessaries.},
  author = {Tse Ka Yu and Pun Ting Chung},
  year = {2004},
  doi = {10.1111/j.0001-6349.2004.0089b.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/14995931/},
  note = {Source identifier: 14995931}
}