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A study was carried out in a rural community in Kenya to compare the humoral and intestinal immunity provided by three doses of oral poliovirus vaccine (OPV) and two or three doses of enhanced-potency inactivated poliovirus vaccine (IPV). The immunization series was started at 8-12 weeks of age and the interval between doses was 2 months. In children with(More)
Further attenuated heat-stable measles vaccine Attenuvax was administered randomly to 109 children using five different methods and a control group (24). Vaccine administration by syringe and needle (0.5 ml) and by jet-injector (0.1 ml) resulted in a high percentage of significant HAI measles antibody titres (greater than or equal to 1:24). Vaccine(More)
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