Communicable disease threats report, 14-20 January 2024, 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 of the CDTR covers the period 14-20 January 2024 and includes updates on avian influenza, SARS-CoV-2 variant classification, an overview of respiratory viruses in the EU/EEA, mpox, measles, and infant formula for medical purposes recalled due to possible contamination with Cronobacter sakazakii.