Molecular dates for the "cambrian explosion": the influence of prior assumptions.

@article{Welch2005MolecularDF,
  title={Molecular dates for the "cambrian explosion": the influence of prior assumptions.},
  author={John J. Welch and Eric Fontanillas and Lindell Bromham},
  journal={Systematic biology},
  year={2005},
  volume={54 4},
  pages={672-8}
}