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Continue to ChatSeroprevalence following the First Wave of Pandemic Influenza A (H1N1) in Turkey, 2009 - https://avesis.hacettepe.edu.tr/yayin/9db5a2b6-7a73-41bd-bc6f-c5d0e1b38e97/seroprevalence-following-the-first-wave-of-pandemic-influenza-a-h1n1-in-turkey-2009