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Journal of Vision. 2011; 11(11):1056. https://doi.org/10.1167/11.11.1056
Journal of Vision. 2008; 8(6):730. https://doi.org/10.1167/8.6.730
Journal of Vision. 2007; 7(9):207. https://doi.org/10.1167/7.9.207
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