1. This document is the first update of the technical report ‘Options for the use of rapid antigen detection tests (RADTs) for COVID-19 in the EU/EEA’. It is intended to facilitate further discussions between Member States on the settings and purpose for which it is appropriate to use RADTs and summarises key considerations for their implementation. Reaching an agreement on settings and performance criteria will be critical for the success of EU/EEA-wide surveillance purposes and for measures related to cross-border travel.
  2. This reporting protocol describes the collection of data regarding contact tracing. The data collection aims to help assess the effectiveness and efficiency of contact tracing operations, to provide information on transmission of SARS-CoV-2, and to provide contextual information on the progression of the pandemic to tailor response measures.
  3. This report presents the results of the 11th round of the external quality assessment (EQA-11) scheme for typing of Salmonella enterica subsp. enterica organised for the national public health national reference laboratories (NPHRLs) in ECDC’s Food- and Waterborne Diseases and Zoonoses network (FWD-Net) managed by the European Centre for Disease Prevention and Control (ECDC). The EQA-11 scheme was arranged by the Section for Foodborne Infections at the Statens Serum Institut (SSI) in Denmark.
  4. This is the 10th and final report for the 2020-2021 influenza season. As of week 39/2021, only 1 276 influenza detections across the WHO European Region were reported to TESSy.
  5. 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 October 2021 and includes updates on COVID-19, West Nile virus, Ebola virus disease, seasonal influenza, avian influenza, swine influenza, and cholera.