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Original Article

Letter to the editor

Pages 59-60 | Published online: 08 Jul 2009

References

  • Chylack L T, Wolfe J K, Friend J, Tung W, Singer D M, Brown N P, Hurst M A, Köpcke W, Schalch W. Validation of methods for the assessment of cataract progression in the Roche European-American Anticataract Trial (React). Ophthalmic Epidemiol 1995; 2: 59–75
  • Datiles M B, Podgor M J, Sperduto R D, Kashima K, Edwards P, Hiller R. Measurement error in assessing the size of posterior subcapsular cataracts from retroillumination photographs. Invest Ophthalmol Vis Sci 1989; 30: 1848–54

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