Three Years with No Wild Poliovirus Type 3
Since the bivalent oral polio vaccine was introduced in 2009, cases of wild poliovirus type 3 dropped rapidly and has now not been found anywhere in the world for three years.
Since the bivalent oral polio vaccine was introduced in 2009, cases of wild poliovirus type 3 dropped rapidly and has now not been found anywhere in the world for three years. © CDC/K. Clark

 

The 10th of November is an opportunity to mark three years with no child paralysed by wild poliovirus type 3 (WPV3), a reminder of  the role of surveillance in ensuring the world is polio free, and of innovations in driving the programme forward.