cVDPV
Circulating vaccine-derived polio virus or cVDPV are outbreaks of polio that are actually caused by the polio vaccine.
Circulating vaccine-derived polio virus or cVDPV are outbreaks of polio that are actually caused by the polio vaccine.
Review why more polio cases are now being caused by the vaccine than by wild polio viruses.
Anti-vax folks take advantage of outbreaks of vaccine derived polio outbreaks to scare parents.
VAPP or vaccine-associated paralytic polio are cases of polio that are actually caused by the oral polio vaccine.