Media type: E-Article Title: Comment on “Embryological evidence identifies wing digits in birds as digits 1, 2, and 3.” Contributor: Xu, Xing; Xu, Xing; Choiniere, Jonah; Sullivan, Corwin; Han, Fenglu imprint: Springer Science and Business Media LLC, 2011 Published in: Nature Precedings Language: Not determined DOI: 10.1038/npre.2011.6433 ISSN: 1756-0357 Keywords: Marketing ; Organizational Behavior and Human Resource Management ; Strategy and Management ; Drug Discovery ; Pharmaceutical Science ; Pharmacology Origination: Footnote: Access State: Open Access