Lisa Schnirring | Staff Writer | CIDRAP NewsMay 05, 2014WHO Director-General Margaret Chan declared polio's spread this year to be a public health emergency, and she spelled out temporary steps for curbing the threat.Share Tweet Email Print & PDF
Lisa Schnirring | Staff Writer | CIDRAP News
May 05, 2014
WHO Director-General Margaret Chan declared polio’s spread this year to be a public health emergency, and she spelled out temporary steps for curbing the threat.
