title: Vigilance still needed to contain Africa's yellow fever outbreak, says WHO.
authors: London.
authors: Anne
authors: A
authors: Gulland
mesh_terms: D000349:Africa / Q000453:epidemiology; D004196:Disease Outbreaks / Q000517:prevention & control*; D006801:Humans; D014944:World Health Organization; D015004:Yellow Fever / Q000453:epidemiology* / Q000517:prevention & control*; D022341:Yellow Fever Vaccine
chemical_list: D022341:Yellow Fever Vaccine