7Black CP. Systematic review of the biology and medical management of respiratory syncytial virus infection [ J ]. Respi r Care , 2003 ,48 (3) :209-231.
8Sigurs N. A cohort of children hospitalized with acute RSV bronchiolitis: impact on later respiratory disease [ J ]. Pediatr Respir Rev,2002,3 3 : 177 -183.
9Pala P. B,jarnason R, Sigurbergsson F, et al. Enhanced IL - 4 responses inchildren with a history of respiratory syncytial virus bronchiolitis infancy [ J ]. Eur Respir J,2002,20 (2) : 376 - 382.
10Chung JY, Han TH, Kim JS, et al. Th1 and Th2 cytokine levels in nasopharyngeal aspirates from children with human bocavirus bronchiolitis. J Clin Virol,2008,43 ( 2 ) : 223 - 225.