Miriam R. Kantorovitz, Majid Kazemian, Sarah Kinston, Diego Miranda-Saavedra, Qiyun Zhu, Gene E. Robinson, Berthold Göttgens, Marc S. Halfon, Saurabh Sinha
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Author manuscript; available in PMC 2010 October 1.Published in final edited form as: Dev Cell. 2009 October; 17(4): 568–579. doi: 10.1016/j.devcel.2009.09.002