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Journal of Vision. 2008; 8(6):904. https://doi.org/10.1167/8.6.904
Journal of Vision. 2006; 6(6):1060. https://doi.org/10.1167/6.6.1060
Journal of Vision. 2005; 5(8):986. https://doi.org/10.1167/5.8.986
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