| progress toward poliomyelitis eradication--ethiopia, somalia, and sudan, january 2002-august 2003. | since the world health assembly of the world health organization (who) resolved in 1988 to eradicate poliomyelitis worldwide, the estimated number of polio cases has declined >99%, and the number of countries from which reports of polio were received has declined from 125 to seven. ethiopia and sudan have not reported wild poliovirus (wpv) cases in >1 year, and somalia is approaching 1 year without evidence of wpv transmission. this report summarizes progress made in these countries during janua ... | 2003 | 14603185 |