CJCP     2013 15 (3):  171-174    ISSN: 1008-8830  CN: 43-1301/R Comparative analysis of conventional pulmonary function test results in children with asthma or cough variant asthma YUAN Jie, AN Shu-Hua, GAO Wen-Jie, DU Wen-Jin, SUN Jun-Feng, ZHANG Man, YAO Cong-Zhuo Children's Hospital of Hebei Province, Shijiazhuang 050031, China. mxyz2000@21cn.com Received: null  Revised: null  Online: null Supporting info