Journal of Vision. 2013; 13(9):874. https://doi.org/10.1167/13.9.874

Journal of Vision. 2012; 12(9):576. https://doi.org/10.1167/12.9.576

Journal of Vision. 2010; 10(7):869. https://doi.org/10.1167/10.7.869

Journal of Vision. 2006; 6(6):185. https://doi.org/10.1167/6.6.185

Journal of Vision. 2003; 3(9):638. https://doi.org/10.1167/3.9.638

Invest. Ophthalmol. Vis. Sci.. 2003; 44(5):1933-1938. https://doi.org/10.1167/iovs.01-0926