This issue of the ECDC Communicable Disease Threats Report (CDTR) is a weekly bulletin for epidemiologists and health professionals on active public health threats covers the period from 4-10 August 2019 and includes updates on measles, Ebola virus disease, monitoring environmental sustainability of Vibrio growth in the Baltic Sea, West Nile virus infection and the mass gathering of the Hajj in Saudi Arabia.

This issue covers the period 6-12 October 2019 and includes updates on Ebola virus disease, extensively drug-resistant Klebsiella pneumoniae, West Nile virus, mass gathering monitoring (Japan, Rugby World Cup 2019), Poliomyelitis, Measles, Zika virus disease, seasonal influenza, XDR-Typhoid fever.