Communicable Disease Threats Report, 21–27 April 2019, week 17

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 from 21–27 April 2019 and includes updates on influenza A(H7N9), chikungunya and dengue, dengue, Ebola virus disease, influenza, Rift Valley fever and risks of communicable diseases related to Cyclone Idai.