Autor:	Witting, Anke, Chen, Lanfen, Cudaback, Eiron, Straiker, Alex, Walter, Lisa, Rickman, Barry, Möller, Thomas, Brosnan, Celia, Stella, Nephi
Zdroj:	Proceedings of the National Academy of Sciences of the United States of America, 2006 Apr . 103(16), 6362-6367.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/30051472 Zobrazit plný text záznamu