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Timeline of key events and public health interventions imposed after the detection of COVID-19 in Bangkok (panel A).The observed incidence of influenza in Bangkok during the first 18 weeks of 2020 compared to the previous year (panel B). The number of influenza-like illness (shaded area, right scale), and the total number of laboratory-confirmed influenza virus-positive samples (bars) and positivity percentage (dashed line, left scale).
