共 12 条
[1]
KIMFARLEY RJ, 1984, LANCET, V2, P1322
[3]
QUADROS CAD, 1991, PEDIATR INFECT DIS J, V10, P222
[4]
RISI JB, 1984, REV INFECT DIS, V6, pS400
[7]
World Health Organization, 1988, WKLY EPIDEMIOL REC, V63, P161
[8]
XUEGUI K, 1990, HLTH POLICY PLANNING, V5, P40
[9]
1989, MANUAL IMMUNIZATION
[10]
1989, EPI OVERVIEW CHINA E