title: [Since Bruxelles, Tokyo, Pekin and Djakarta].
authors: Jean-Yves
authors: JY
authors: Nau
mesh_terms: D025041:Animal Migration; D000818:Animals; D001530:Belgium / Q000453:epidemiology; D001717:Birds; D002681:China / Q000453:epidemiology; D004196:Disease Outbreaks / Q000517:prevention & control*; D007214:Indonesia / Q000453:epidemiology; D053124:Influenza A Virus, H5N1 Subtype / Q000472:pathogenicity*; D005585:Influenza in Birds / Q000453:epidemiology* / Q000517:prevention & control / Q000635:transmission; D007564:Japan / Q000453:epidemiology