Journal of Vision. 2012; 12(9):1275. https://doi.org/10.1167/12.9.1275

Invest. Ophthalmol. Vis. Sci.. 2011; 52(14):1647.

Journal of Vision. 2009; 9(8):509. https://doi.org/10.1167/9.8.509

Journal of Vision. 2007; 7(9):297. https://doi.org/10.1167/7.9.297

Journal of Vision. 2006; 6(6):1014. https://doi.org/10.1167/6.6.1014

Journal of Vision. 2006; 6(6):400. https://doi.org/10.1167/6.6.400

Journal of Vision. 2005; 5(8):290. https://doi.org/10.1167/5.8.290