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Original Article
Relationship between exhaled nitric oxide and pulmonary function test in children with asthma
Han-Seok Ko, Sung-Hoon Chung, Yong-Sung Choi, Sun-Hee Choi, Yeong-Ho Rha
Clin Exp Pediatr. 2008;51(2):181-187.   Published online February 15, 2008
Purpose : Asthma is characterized by reversible airway obstruction and bronchial hyperresponsiveness result from airway inflammation. Fraction of nitric oxide in expired air (FeNO) has recently been investigated as a noninvasive measure of airway inflammation. FeNO has been reported to correlate with induced sputum eosinophilia and methacholine challenge test that it is represent severity of asthma. The purpose of this...
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