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Journal of Vision. 2010; 10(7):803. https://doi.org/10.1167/10.7.803
Journal of Vision. 2008; 8(6):1021. https://doi.org/10.1167/8.6.1021
Journal of Vision. 2006; 6(6):885. https://doi.org/10.1167/6.6.885
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