6Labenne M, Poyart C, Rambaud C,et al. Blind protected specimen brush and bronchoalaveolar in ventilated children. Crit Care Med, 1999,27(11) :2537-2543.
7Bonten MJK, Galliard CA, Leeuw PW.et,al. Role of conlonizatioo of the upper intestinal tract in the pathogenesis of ventilatorassociated pneumonia. Clin Infect Dis. 1997.24(3):309-319.
8Stoll BJ,Gordon T, Korones SB, et al. Early-onset sepsis in very low birth weight neonates: a report form the national institute of child health and humans development neonatal research network. The Journal of Pediatrics, 1996,129(1):72.
9Sotiropoulos SV. Antibiotic choices, the critical first hour. Pediatric Annals, 1996,25(6):345.
10Stoll BJ,Gordon T,Korones SB,et al.Early-onset sep sisin very low birth weight neonates:a report form the national institute of child health and humans development neonatal research network[J].The Journal of Pediatrics,1996,129(1):72-74.
