This document provides an update on the safety of substances of human origin (SoHO) in relation to COVID-19. It reassesses the risk and proposes revised mitigation measures for preventing transmission through SoHO.
This issue of the ECDC Communicable Disease Threats Report (CDTR) covers the period 23-29 July 2023 and includes updates on cholera, MERS-CoV, Chikungunya, dengue, COVID-19, West Nile virus, avian influenza, echovirus, botulism, and bacterial meningitis.
The mosquito species Aedes albopictus, a known vector of chikungunya and dengue viruses, is establishing itself further northwards and westwards in Europe, according to the latest data.