3Gupta A, McKean M, Chang AB. Management of chronic non - specific cough in childhood : An evidence - based review [ J ]. Arch Dis Child Educ Pract Ed,2007,92 (2) :33 - 39.
4Chang AB, Landau LI, van Asperen PP, et al. Cough in children : Definitions and clinical evaluation[ J]. Med J Aust, 2006,184(8 ) :398 - 403.
5Wacogne I. Chronic cough in children had various aetiologies and common causes of adult cough were found in < 10% of children[J]. Evid Based Med,2006,11 (6) : 187.
6Marchant JM, Masters IB, Taylor SM, et al. Evaluation and outcome of young children with chronic cough [ J ]. Chest, 2006,129 ( 5 ) : 1132 - 1141.
