Communicable disease threats report, 17-23 January 2021, week 3
The ECDC Communicable Disease Threats Report (CDTR) is a weekly bulletin for epidemiologists and health professionals on active public health threats. This issue covers the period 17-23 January 2021 and includes updates on Legionnaires' disease, COVID-19, dengue, influenza, avian influenza A(H5N6), avian influenza A(H9N2), poliomyelitis, and chikungunya.
See all information on COVID-19, situation updates, risk assessments, questions and answers, latest evidence, surveillance and laboratory guidance and how to protect yourself and others.Read more
Seasonal influenza is a preventable infectious disease with mostly respiratory symptoms. It is caused by influenza virus and is easily transmitted, predominantly via the droplet and contact routes and by indirect spread from respiratory secretions on hands etc.Read more