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Maldives Demographic and Health Survey 2009 Survey: Cross-sectional - De facto - De jure - Household - Individual - Interview - Nationally representative GHDx Entry last modified on: Sep 6, 2023
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United Kingdom Health Survey for England 2009-2010 - HSCIC Survey: Household - Individual - Interview GHDx Entry last modified on: Aug 5, 2021
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Distance- and near-visual impairment in rural Chinese adults in Kailu, Inner Mongolia Scientific literature GHDx Entry last modified on: Jan 19, 2024
Rapid Assessment of Avoidable Blindness and Diabetic Retinopathy in Gilan Province, Iran Scientific literature GHDx Entry last modified on: Jan 31, 2024
Prevalence of refractive error and visual impairment among rural school-age children of Goro District, Gurage Zone, Ethiopia Scientific literature GHDx Entry last modified on: Jan 31, 2024
United States Behavioral Risk Factor Surveillance System 2009 Survey: Cross-sectional - Household - Individual - Interview - Subnationally representative GHDx Entry last modified on: Dec 14, 2023
United Kingdom Health Survey for England 2009-2010 - UK Data Service HSE 2009 Survey: Household - Individual - Interview GHDx Entry last modified on: Dec 14, 2023
United Kingdom - Welsh Health Survey 2009 - UK Data Service Survey: Household - Individual - Interview GHDx Entry last modified on: Dec 14, 2023
A population-based survey of the prevalence and types of glaucoma in Nepal: the Bhaktapur Glaucoma Study Scientific literature GHDx Entry last modified on: Jul 13, 2020
Rapid assessment of avoidable blindness in amran and lahj governorates of Yemen Scientific literature GHDx Entry last modified on: Mar 3, 2019
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United States Medical Expenditure Panel Survey 2009 Survey: Cross-sectional - Health facility - Household - Individual - Interview - Longitudinal - Nationally representative - Subnationally representative GHDx Entry last modified on: Jul 15, 2022
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Xerophthalmia in a traditional Quran boarding school in Sudan Scientific literature GHDx Entry last modified on: Jul 20, 2021
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