Purchase this article with an account.
or
Journal of Vision. 2013; 13(9):325. https://doi.org/10.1167/13.9.325
Journal of Vision. 2011; 11(11):1017. https://doi.org/10.1167/11.11.1017
Journal of Vision. 2010; 10(7):1130. https://doi.org/10.1167/10.7.1130
Journal of Vision. 2006; 6(6):342. https://doi.org/10.1167/6.6.342
This PDF is available to Subscribers Only