| Printable Copy |
 |
| Printable Copy |
|
Notes from the Field: Widespread Transmission of Circulating Vaccine-Derived Poliovirus Identified by Environmental Surveillance and Immunization Response – Horn of Africa, 2017-2018
From the Morbidity and Mortality Weekly Report
https://www.cdc.gov/mmwr/volumes/67/wr/mm6728a6.htm?s_cid=mm6728a6_w