AWhat changed
Development, large-scale evaluation and licensing of an inactivated poliovirus vaccine made widespread preventive vaccination possible. The 1955 milestone was followed by other vaccine designs and extensive public-health programmes.
Scientific scope
Development, large-scale evaluation and licensing of an inactivated poliovirus vaccine made widespread preventive vaccination possible. The 1955 milestone was followed by other vaccine designs and extensive public-health programmes. Scope limitation: Salk is a named contributor, not the full trial, manufacturing or public-health roster. This entry covers the inactivated vaccine milestone; it does not claim polio was globally eradicated in 1955 or absorb Sabin’s later oral-vaccine work.
Evidence
Assessment uses the catalogue-linked source evidence for the stated contribution. Salk is a named contributor, not the full trial, manufacturing or public-health roster. This entry covers the inactivated vaccine milestone; it does not claim polio was globally eradicated in 1955 or absorb Sabin’s later oral-vaccine work.
Contributors
- Jonas Salk · SCIENCE: Named source contributor; exact labor shares are not measured.
Provisional WRS assessment, edition 2026-10-16.1. Independent expert calibration is pending. This grade does not certify correctness or assign ownership.
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