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. 2018 Nov 14;7(6):9. doi: 10.1167/tvst.7.6.9

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(a) The average standard deviations of the estimated CSFs from the qCSF method as functions of trial number for the two groups, along with the average SD from 150 Psi trials. (b) The average 68.2% HWCI of the estimated CSFs as functions of trial number for the two groups, along with the average HWCI from 150 Psi trials. Blue and red curves represent the results for the young and old groups, respectively. Shaded area represents ±1 SD for the qCSF. Error bar: represents ±1 SD for the Psi method.