4Mailaparambil B,Grychtol R,Heinzmann A. Respiratory syncytial virusbronchiolitis and asthma-insights from recent studies and implicationsfor therapy[ J] . InfLamm Allergy Drug Targets,2009,8(3) :202-207.
5Gajdos V,Beydon N,Bommenel L,et al. Inter-observer agreement be-tween physicians,nurses, and respiratory therapists for respiratory clin-ical evaluation in bronchiolitis[ J]. Pediatr Pulmonol,2009,44 ( 8):754-762.
6Borrego LM,Stocks J,Leiria-Pinto P,et al. Lung function and clinicalrisk factors for asthma in infants and young children with recurrentwheeze[ J]. Thorax,2009,64(3) :203-209.
7BoiTego LM,Stocks J,Leiria-Pinto P,et al. Lung function and clinicalrisk factors for asthma in infants and young children with recurrentwheeze[ J]. Thorax,2009,64(3) :203-209.
8Wainwrigh C, Acute viral bronchiolitis in children-a very commoncondition with few therapeutic options [ J ]. Paediatr Respir Rev,2010,11(1) :39-45.
9Worldwide variation in prevalence of symptoms of asthma, Allergic rhi- noconjunctivitis, Atopic eczema: ISAAC. The International Study of Asthma and Allergies in Childhood (ISAAC) Steering Committee [ J ]. Lancet, 1998,351 (9111 ) :1225-1232.
10Weiland SK, Bjorksten B,Brunekreef B,et al. Phase Ⅱ of the Interna- tional Study of Asthma and Allergies in Childhood ( ISAAC Ⅱ ) : rati- onale and methods[ J]. Eur Respir J,2004,24( 3 ) :406-412.