[Low prevalence of dyschromatopsia using the fourth edition of HRR (Hardy, Rand and Rittler) pseudoisochromatic plate test among the Indian population of Lalima village, Terena].

Abstract

PURPOSE to evaluate the frequency of dyschromatopsias among the 10 to 45-year-old male Indian population of Lalima village, Terena ethnicity, in Miranda-MS, using the fourth edition of the pseudoisochromatic HRR test (Hardy, Rand and Rittler). METHODS Lalima village in Miranda-MS was visited in January and February 2005. The visits only occurred after the… (More)

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