Purchase this article with an account.
or
Journal of Vision. 2014; 14(10):700. doi: https://doi.org/10.1167/14.10.700
Journal of Vision. 2011; 11(11):736. doi: https://doi.org/10.1167/11.11.736
Journal of Vision. 2009; 9(8):981. doi: https://doi.org/10.1167/9.8.981
This PDF is available to Subscribers Only