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does exist. Wong et al. had considered variables that were closely related to one another (which was supposed to be evaluated by Pearson’s correlation coefficients or by clinical judgment) and chose… (More)
AIM Childhood blindness is included in the VISION 2020 initiative. However, childhood blindness is rare, so there is limited population-based evidence to assist with the planning of services. We… (More)
PURPOSE To determine the prevalence and causes of blindness, severe visual impairment and visual impairment as well as cataract surgical coverage in two northern provinces of Burundi for the purpose… (More)