Purchase this article with an account.
or
Journal of Vision. 2005; 5(8):192. https://doi.org/10.1167/5.8.192
Journal of Vision. 2004; 4(11):57. https://doi.org/10.1167/4.11.57
Journal of Vision. 2004; 4(8):461. https://doi.org/10.1167/4.8.461
This PDF is available to Subscribers Only