@misc{indiciae686287be2938,
  title = {From twin to singleton.},
  author = {R L Berkowitz},
  year = {1996},
  doi = {10.1136/bmj.313.7054.373},
  url = {https://pubmed.ncbi.nlm.nih.gov/8761205/},
  note = {Source identifier: 8761205}
}