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[This corrects the article doi 10.1590/1413-81232021263.45722020] [This corrects the article doi 10.1590/1413-81232021263.00132021].The objectives of the study were to assess the prevalence of self-reported visual impairment among undergraduate students between 18 and 39 years of age at the Federal University of Pelotas, and to validate a question about visual impairment in a subsample of the participants. A cross-sectional study was conducted by asking the question "Do you have any difficulty seeing up close and/or in the distance?" As th
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