Science1933United Kingdomhigh confidence

Smith, Andrewes, and Laidlaw isolated the influenza A virus in ferrets in 1933.

Notes on verification

Well-documented historical scientific milestone corroborated by peer-reviewed virology literature, CDC historical timelines, and the original 1933 Lancet publication. [tier=silver indep_score=1.0 clusters=2 claim_tier=everyday | framework convergence=partial on Historical record of the 1933 Lancet publication 'A Virus Obtained from Influenza Patients' (upstreams: Smith, Andrewes, Laidlaw original 1933 Lancet paper, CDC historical timeline, virology history reviews) — publishers independent, evidence may not be | kind=empirical eligibility=high]

Sources