Module 1 Introduction to the polio endgame rationale and IPV vaccine - ppt video online download
Three… Two… One? – GPEI
Wild polio virus strain 3 finally conquered say scientists
Update on Vaccine-Derived Polioviruses — Worldwide, January 2014–March 2015
2021 Polio Survey – Australia's commitment to the global eradication of polio
What is Poliomyelitis. What is Polio? Introduction Poliomyelitis (polio) is a highly infectious disease caused by a virus. It invade the nervous system, - ppt download