Task: Translation
Input (Chinese): 因此，我决定将流感大流行警戒的水平从第5阶段提高到第6阶段，“世卫组织主任陈冯富珍今天早些时候在新闻发布会上说。
Output (English): I have therefore decided to raise the level of influenza pandemic alert from phase 5 to phase 6," said the the WHO's director Margaret Chan in a press conference earlier today.