Everything has a timeline

TiMELiNES

1954

Salk vaccine field trial begins

The largest medical field trial to date tested an inactivated polio vaccine.

Canonical milestoneUnited States1 timeline

Context

Appears In

TimelineTimeline of Polio Eradication

Position 6

Authority

Sources

World Health OrganizationConfidence 98%

Taxonomy

Tags

public-healthdiseasevaccination