Background Despite multiple revisions of targets and timelines in polio eradication plans
since 1988, including changes in supplemental immunization activities (SIAs) that increase …

Introduction Over the last 20 years (2000-2019) the partners of the Global Polio Eradication
Initiative (GPEI) invested in the development and application of mathematical models of …

Achieving the goal of a world free of poliomyelitis still requires significant effort. Although
polio immunization represents a mature area, the polio endgame will require new tools and …

As the Global Polio Eradication Initiative (GPEI) strategizes towards the final steps of
eradication, routine immunization schedules evolve, and high-quality vaccination …

As the Global Polio Eradication Initiative progresses toward the eradication of wild
polioviruses, national and global health leaders must still actively consider options for …

Since the launch of the Global Polio Eradication Initiative (GPEI) in 1988, the number of
polio endemic countries has declined from 125 to 3 in 2013. Despite this remarkable …

Abstract The Global Polio Eradication Initiative (GPEI) partners engaged modelers during
the past nearly 20 years to support strategy and policy discussions and decisions, and to …

Background Investments in national immunization programs and the Global Polio
Eradication Initiative (GPEI) have resulted in substantial reductions in paralytic polio …

With the circulation of wild poliovirus (WPV) types 1 and 3 continuing more than a decade
after the original goal of eradicating all three types of WPVs by 2000, policymakers consider …

After over two decades of immense efforts, the global polio eradication initiative may be
approaching its final phase. With leadership from WHO, great efforts of national programs …