CDC’s MMWR Provides Updates On Vaccine-Derived Polio Outbreaks Worldwide, Polio Eradication Efforts In Pakistan

CDC’s “Morbidity and Mortality Weekly Report”: Update on Vaccine-Derived Poliovirus Outbreaks — Worldwide, January 2018-June 2019 (11/15).

CDC’s “Morbidity and Mortality Weekly Report”: Progress Toward Poliomyelitis Eradication — Pakistan, January 2018-September 2019 (11/15).