@misc{indiciae8e5f85c6fb67,
  title = {The second twin.},
  author = {T K Eskes and H Timmer and L A Kollée and H W Jongsma},
  year = {1985},
  doi = {10.1016/0028-2243(85)90150-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/3996722/},
  note = {Source identifier: 3996722}
}