World Health Organization(世界卫生组织)
WHO is the directing and coordinating authority for health within the United Nations system. It is responsible for providing leadership on global health matters, shaping the health research agenda, setting norms and standards, articulating evidence-based policy options, providing technical support to countries and monitoring and assessing health trends.
- 2011-03-11 - 收藏
Search Engine Land
Search Engine Land is a must read hub for news and information about search engine marketing, optimization and how search engines such as Google, Yahoo, Microsoft Live.com and Ask.com work for searchers.
- 2011-03-06 - 收藏
