The authors regret that Figure 1B of this article (Iñíguez et al., 2010) was incorrectly supplied. The correct version of the figure part is provided below.

Published online by Cambridge University Press: 01 April 2011
The authors regret that Figure 1B of this article (Iñíguez et al., 2010) was incorrectly supplied. The correct version of the figure part is provided below.