We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleToo many roads not taken.AuthorsEdwards, Aled M; Isserlin, Ruth; Bader, Gary D; Frye, Stephen V; Willson, Timothy M; Yu, Frank HPublicationNature, 2011, Vol 470, Issue 7333, p163ISSN1476-4687Publication typeJournal ArticleDOI10.1038/470163a