Key points are not available for this paper at this time.
Prieto-Márquez, Albert (2010): Global phylogeny of Hadrosauridae (Dinosauria: Ornithopoda) using parsimony and Bayesian methods. Zoological Journal of the Linnean Society 159 (2): 435-502, DOI: 10.1111/j.1096-3642.2009.00617.x, URL: http://dx.doi.org/10.1111/j.1096-3642.2009.00617.x
Albert Prieto‐Márquez (Wed,) studied this question.