Yap, Jonathan; Tan, Chi; Cook, Alex R; Loh, Jin; Tambyah, Paul A; Tan, Boon; Lee, Vernon J
BACKGROUND Influenza infections may result in different clinical presentations. This study aims to determine the clinical differences between circulating influenza strains in a young healthy adult population in the tropics. METHODS A febrile respiratory illness (FRI) (fever ≥ 37.5°C with cough and/or sore throat) surveillance program was started in 4 large military camps in Singapore on May 2009. Personnel with FRI who visited the camp clinics from 11 May 2009 to 25 June 2010 were recruited....[Show more]
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