Progress Toward Poliomyelitis Eradication — Pakistan, January 2019−September 2020

por Hsu, Christopher H., Rehman, Muhammad Shafiq-ur, Bullard, Kelley, Jorba, Jaume, Kader, Milhia, Young, Hamish, Safdar, Muhammad, Jafari, Hamid S., Ehrhardt, Derek
Publicado 2020