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Childhood asthma prevalence and risk factors in three Eastern European countries - the Belarus, Ukraine, Poland Asthma Study (BUPAS): An international prevalence study

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Impact of air pollution on respiratory diseases in children with recurrent wheezing or asthma

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Vitamin D deficiency is associated with respiratory symptoms and airway wall thickening in smokers with and without COPD: A prospective cohort study

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Respiratory health problems and use of personal protective equipment among poultry farm workers in Owerri senatorial zone, Nigeria

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