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BackgroundThe impact of low vitamin D status on asthma, asthma morbidity and control is unclear. We aimed to investigate in adults the associations between serum 25‐hydroxyvitamin D level and prevalent asthma as well as asthma exacerbations.
MethodsA cohort of Israeli adults aged 22–50 years with documented vitamin D status were extracted from Clalit Health Services (HMO) between July 1, 2008 and...
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