In 1988 the World Health Assembly passed a resolution calling for the eradication of polio by 2000. There were 350 000 cases in 1988, and by 2000 the number had […]
In 1988 the World Health Assembly passed a resolution calling for the eradication of polio by 2000. There were 350 000 cases in 1988, and by 2000 the number had […]