Margaret Chan, director-general of the World Health Organisation speaks with AFP in Hong Kong on September 21, 2009. Chan was attending the World Health Organization's annual Western Pacific meeting, at which Hong Kong's chief executive said authorities would take no chance in dealing with swine flu despite accusations of over-reacting since its first confirmed case was reported in May. Getty Images logo Getty Images 29 months ago

Margaret Chan, director-general of the World Health Organisation speaks with AFP in Hong Kong on September 21, 2009. Chan was attending the World Health Organization's annual Western Pacific meeting, at which Hong Kong's chief executive said authorities would take no chance in dealing with swine flu despite accusations of over-reacting since its first confirmed case was reported in May.