Purchase this article with an account.
or
Journal of Vision. 2003; 3(9):358. https://doi.org/10.1167/3.9.358
Journal of Vision. 2002; 2(7):128. https://doi.org/10.1167/2.7.128
Journal of Vision. 2001; 1(3):342. https://doi.org/10.1167/1.3.342
This PDF is available to Subscribers Only