4Walsh EE, McConnochie KM, Long CE, et al. Sewrity of respiratory syncytial virus infection is related to virus[I]. J Infect Dis,1997,175(4):814 - 20.
5Papadopoulos NG, Mouataki M, Tsolia M, et al. Association of rhinovirus infection with incazased disease seerity acute bronchiolitis strain[J]. Am J Respir Crit Care Med, 2002,165(9):1285-9.
6Sandritter TL, Kraua DM. Respiratory syncytial virus - immunoglobulin intravenous (RSV-IVIG) for respiratory syncytial viral infections[J]. J Pediatr Health Care, 1997,11(6):284-93.
7Lowther SA, Shay DK, Holman RC, et al. Bronchiolitis-assodated hospitalizations among American Indian and Alaska Native children[J]. Pediatr Infect Dis J, 2000,19(1):11-7.
8Wahab AA, Dawod ST, Raman HM. Clinical characteristics of respiratory syncytial virus infection in hospitalized healthy infants and young children in Qatar[J]. J Trop Pediatr, 2001,47(6):363-6.
9Chan PW, Chew FT, Tan TN, et al. Seasonal variation in respiratory syncytial virus chest infection in the tropics[J]. Pediatr Pulmonol,2002,34(1):47- 51.
10Lanari M, Giovanrfini M, Giuffre L, et al. Prevalence of respiratory syncytial virus infection in Italian infants hospitalized for acute lower respiratory tract infections, and association between respiratory syncytial virus infection risk factors and disease severity[J]. Pediatr Pulmonol,2002,33(6):458-65.