@misc{indiciaead1de0dd8e2f,
  title = {Anatomic findings in dicephalic conjoined twins: implications for morphogenesis.},
  author = {J R Siebert and G A Machin and G H Sperber},
  year = {1989},
  doi = {10.1002/tera.1420400402},
  url = {https://pubmed.ncbi.nlm.nih.gov/2814892/},
  note = {Source identifier: 2814892}
}