%0 Journal Article %T Urinary Eosinophil Protein X in Childhood Asthma: Relation with Changes in Disease Control and Eosinophilic Airway Inflammation %A Marianne Nuijsink %A Wim C. J. Hop %A Peter J. Sterk %A Eric J. Duiverman %J Mediators of Inflammation %D 2013 %I Hindawi Publishing Corporation %R 10.1155/2013/532619 %U http://dx.doi.org/10.1155/2013/532619