@misc{indiciaeb053a853755e,
  title = {Complex early genes.},
  author = {Scott W Roy and Walter Gilbert},
  year = {2005},
  doi = {10.1073/pnas.0408355101},
  url = {https://pubmed.ncbi.nlm.nih.gov/15687506/},
  note = {Source identifier: 15687506}
}