Purchase this article with an account.
or
Journal of Vision. 2010; 10(7):248. https://doi.org/10.1167/10.7.248
Journal of Vision. 2007; 7(9):470. https://doi.org/10.1167/7.9.470
Journal of Vision. 2006; 6(6):159. https://doi.org/10.1167/6.6.159
Journal of Vision. 2004; 4(8):685. https://doi.org/10.1167/4.8.685
This PDF is available to Subscribers Only