Failure
Vaccine failure and vaccine-induced infection: Note: Also see the category shedding — Acute flaccid paralysis surveillance indicators in the Democratic Republic of Congo during 2008-2014. “Of the 13,749 AFP cases investigated, 58.9% received at least three doses of oral polio vaccine (OPV), 7.3% never received OPV, while the status of 18.3% was unknown.” #Polio #Paralysis […]