نتایج جستجو برای: visual impairment
تعداد نتایج: 481397 فیلتر نتایج به سال:
Background: Methanol is a colorless and poisonous liquid that is commonly used as an industrial and household solvent. Methanol poisoning is a rare but extremely hazardous form of in toxication that affects the central nervous system and causes visual disorder, drowsiness, seizures and coma. Case Presentation: A 29-years-old man with methanol intoxication presented with drowsiness and ac...
CONTEXT The prevalence of visual impairment in the US public has not been surveyed nationally in several decades. OBJECTIVE To estimate the number of US individuals aged 12 years or older who have impaired distance vision due to uncorrected refractive error. DESIGN, SETTING, AND PARTICIPANTS The National Health and Nutrition Examination Survey (NHANES), using a multistage probability sampli...
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