Journal of evaluation in clinical practice
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Allergic rhinitis and bronchial asthma are common allergic diseases. The pattern of dominant allergens depends on the degree of urbanization and the geographic region. The present study characterized the allergens of patients with allergic rhinitis and bronchial asthma in Ningxia region of China. ⋯ This study provided the characteristics of allergens in Ningxia population, providing clinical and epidemiological data for prevention and treatment of the diseases in the region.
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Comment Letter
Unwarranted variation from a health economics perspective.