Journal of Vision. 2010; 10(8):21. https://doi.org/10.1167/10.8.21

Journal of Vision. 2009; 9(14):45. https://doi.org/10.1167/9.14.45

Journal of Vision. 2008; 8(17):15. https://doi.org/10.1167/8.17.15

Journal of Vision. 2007; 7(9):356. https://doi.org/10.1167/7.9.356

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