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4. A new analysis method for cataractous images taken by retroillumination photography;Miyauchi, A.; Mukai, S.; Sakamoto, Y.;Ophthalmic Res,1990
5. Subjective (LOCS II) versus objective (BGS) measures of cortical and subcapsular cataracts in retroillumination photographs;Khu, P.M.; Kashiwagi, T.;Ophthalmic Res,1990