TY - GEN ED - World Health Organization. Expanded Programme on Immunization. TI - Expanded Programme on Immunization information system : summary for the WHO Western Pacific region PY - 1995/// CY - Geneva : PB - World Health Organization KW - Immunization KW - Statistics KW - Immunizationb programs KW - Information systems KW - Communicable diseases KW - Epidemiology, statistics KW - Western Pacific ER -