Last updated on 23-8-2019 by Anonymous (not verified) Sci. report, recommendat°, guidance doc., directive, monograph SCIENSANO AuthorsIsabelle Thomas; Hombrouck,A.; Steven Van Gucht; Weyckmans,J.; K. El Kadaani; Abady,M.; Fdillate,I.; Nathalie Bossuyt; Viviane Van Casteren; Y. Pirson KeywordsBelgium INFLUENZA Surveillance Associated health topics: