Recurring Temporal Association Between Influenza A Epidemics and Subsequent Influenza B Dominance in Post‐Pandemic Korea, 2022−2026
ABSTRACT Post‐pandemic influenza dynamics have shown unusual patterns globally. We investigated the re‐emergence and recurrent seasonal dominance of influenza B in Korea across three post‐pandemic seasons (2022−2026). We analyzed 157 consecutive weeks of national sentinel surveillance data (K‐SenS, Korea Disease Contro...