To address this waning immunity, many countries have adopted preschool, school-age, and adolescent booster vaccinations for DTP-containing vaccines, with or without inactivated polio vaccine (IPV), in their NIPs. However, in some Asian countries, national surveillance systems are weak or absent and...
We know what needs to be done; we just don’t have the mechanisms to do it. Yet we’ve had glimpses of what we can accomplish with the right system in place. In the nineteen-nineties, the U.S. government launched a national effort to offer hepatitis-B vaccinations to all hospita...