Everything has a timeline

TiMELiNES

1994

Americas certified polio-free

The region became the first WHO region certified free of wild poliovirus.

Canonical milestoneAmericas1 timeline

Context

Appears In

TimelineTimeline of Polio Eradication

Position 13

Authority

Sources

World Health OrganizationConfidence 98%

Taxonomy

Tags

public-healthdiseasevaccination