Khalequ Zaman

May 10, 2023 | thelancet.com | Amanda Wilkinson |Khalequ Zaman |Masuma Hoque |Concepción F Estívariz

In 2022, poliomyelitis cases caused by transmission of wild poliovirus type 1 and all three types (1, 2, and 3) of circulating vaccine-derived polioviruses (cVDPVs) were reported in 26 countries, with transmission detected without cases in eight additional countries.1,2 Notably, these cases included a type 2 cVDPV (cVDPV2) case in an unvaccinated 20-year-old in New York State, USA,3 which provided a sobering reminder that all unvaccinated individuals remain at risk, even in countries that use...