1WHO. WHO Position paper on haemophilus influenzae type b conjugate vaccines [J] ,WER2006 ,81 (47) :445 - 452.
2World Health Organization ( WHO), Scientific advisory group of experts(SAGE), global program for vaccines and immunization [J), Genera1997 , 11 - 13:1 - 10.
2Yang YH,Shen XZ,Jiang ZF,et al. Study on Hemolpilus infiuenzae type B diseases in China: the past, present and future[J]. Pediatr Infeet J, 1998(suppl) :140-142.
3World Health Organization(WHO), Scientific Advisory Group of Experts(SAGE), Global Program for vaccines and immunization,Geneva, June 11-13,1997:1-10.
4Capeding MRZ. The immunogenicity of three hemophilus influenzae type b conjugate vaccines after a primary immunization series in philippine infants[J]. Am J Trop Med Hyg. 1996,55:516-520.
5Adams W G, Deaver K A, Cochi S L,et al. Decline of childhood Haemophilus influ- enzae3. Centers for Disease Control and Prevention. 1998. Haemophilus influenzae invesive disease among children aged - 5 years-California, 1990 - 1996 [J]. Morb Mortal Wkly R
6C D C. Progress towards elimi - nation of Haemophilus influenzae type b invasive disease among infants and children-United States,1998 - 2000[J]. Morb Mortal Wkly Rep,2002,51:234 - 237.
7Murphy TV, White KE, Pastor P, et al, Declining incidence of Haemophilus influenzae type b disease since introduction of vaccination[J]. JAMA,1993,260:246 - 248.
8Yang YH, Jiang ZF, Chen XN, et al. Countercurrent immunoelectrophoresis for diagnosis of acute bacterial pneumonia in Chinese children[J]. Chinese Med J, 1993,106:105 - 109.
9Weissenbacher M,Carballal G,Avila M,et al. Etiology and clinical evaluation of acute lower respiratory tract infections in young Argentinian children: an overview[J]. Rev of Infect Dis, 1990, 12:S889 - S898.
10Chong CY, Lim WH,Heng JT, et al. The changing trend in the pattern of infective etiologies in childhood acute lower respiratory tract infection[J]. Acta Paediatr Japon, 1997,39: 317 - 321.
8Robbins JB, Parde JC, Schneerson R, et al, Quantitative measurement of "natural" and immunization induced Haemophilus influenzae type b capsular polysaccharide antibodies[J]. Peditr Res, 1973,7:103.
9Kayhty H, Peltola H, Karanko V, et al. The pretective level of serum antibodies to the capsular polysaeeharide of Haemophilus influenzae type b[J]. J Infect Dis, 1983, 147:1100.
10Makela PH,Kayhty H,Leino T,Auranen K, Peltola H,Ekstrom N,Eskola J. Long-term persistence of immunity after immunisation with Haemophilus influenzae type b conjugate vaccine [J]. Vaccine, 2003; 22:287-292.