TY  - BOOK
TI  - Plan of action for certification of the eradication of indigenous transmissions of wild poliovirus in the Americas
PY  - 1993///
CY  - WashingtonUS
PB  - PAHO
N1  - DC
N2  - Establishes a common framework of criteria. Recommends the organization of National Certification Commissions for polio eradication in each country
ER  -