Zoltán Ivics, Meng Amy Li, Lajos Mátés, Jef D Boeke, Andras Nagy, Allan Bradley & Zsuzsanna Izsvák

Nat. Methods 6, 415–422 (2009); published online 28 May 2009; corrected after print 11 June 2009.

In the version of this article initially published, a part of Figure 1b was incorrectly labeled. The error has been corrected in the HTML and PDF versions of the article.