Influenza in Europe, summary of the season 2019–20
Annual epidemiological report
Seasonal influenza - Annual Epidemiological Report for 2019–2020
Influenza activity started in week 45/2019 and returned to baseline levels in week 13/2020, earlier than previous seasons. Influenza viruses circulated at high levels between weeks 52/2019 and 10/2020 (based on increased proportions (40% and above) of sentinel specimens testing positive for influenza viruses). This is comparable to previous seasons.