World Health Organization (WHO) Director-General Margaret Chan speaks while United Nations Secretary-General Ban Ki-moon looks on at a press conference in Geneva May 19, 2009. [Xinhua Photo]
![World Health Organization (WHO) Director-General Margaret Chan speaks while United Nations Secretary-General Ban Ki-moon looks on at a press conference in Geneva May 19, 2009. [Xinhua Photo]](http://images.china.cn/attachement/jpg/site1007/20090520/001109b42f730b7da1111c.jpg "World Health Organization (WHO) Director-General Margaret Chan speaks while United Nations Secretary-General Ban Ki-moon looks on at a press conference in Geneva May 19, 2009. [Xinhua Photo]")
