5Okoro JI,et al.Essential affectors in the implementation of an EPI in an urban-periurban community in Nigeria.Asia-Pacific Journal of Public Health.1994,7(2):105-10.
6Cutts ET,Strategies to improve immunization servioes in urban Africa.Bulletin of World Health Organization,1991,69(4):407-14.
7Berhane Y,et al.Status of expanded program on immunization in a rural town-south Ethiopia,Ethiopian Medical Journal,1995,33(2):83-93.
8卫生部．中华人民共和国计划免疫第三个85％目标审评报告，1996．
9Alan.R Hinman,et al.Immunization practice in developed countries.LANCET,1990,335(8691):707-10.
10Hanlon P,et al.Factors influencing vaccination compliance in peri-urban Gambia children.Journal of Tropical Medicine and Hygiene,1988,91:29-33.
