4Matsuda K,Tsutsumi H,okamoto Y,et al. Development of IL-6 and TNF-a activity in nasopharyngeal secreationd of infants and children during in fection with RSV[J]. Clin Diagn Lab Immunol,1995,2 (3): 322-324.
4Behzman RE, Kilegman RM, Arvin AM, et al. Nelson Textbook of Pediatrics, 16th ed. Philadelphia: WB Saunders Co, 2000 : 1285- 1287.
5Martinez FD, Stern DA, Wright AL, et al. Differential immune responses to acute lower respiratory illness in early life by subsequent development of persistent wheezing and asthma. J Allergy Clin Immunol, 1998, 102 : 915- 920.
6Bisgaard H, Mauck SL, Nielsen JP, et al. Inhaled badesonide for treatment of recurrent wheezing in early childhood. Lancet,1990, 336 : 649 - 651.
8Tovey E, Marks G. Methods and effectiveness of environmental control.J Allergy Clin Immunol, 1999, 103 : 179- 191.
9Parmonchi PA, Bauguolo F, Sampognaro S, et al. Genetic and environmental factors contributing to the onset of allergic disorders. Int Arch Allergy Immunol, 2000, 121 : 2- 9.
10Gustafsson P, Tsanalas J, Gold M, et al. Comparison of the efficacy and safety of inhaled fluticasone propionate 200 micrograms/ day with inhaled beclomethasone dipropionate 400 micrograms/ day in mild and moderate asthma. Arch Dis Child,1993, 69 : 206 - 211.
