1. World Health Organization Challenges facing health of migrants to be tackled at key meeting http://www.who.int/hac/events/3march2010/en/index.html
2. Internal migration and health in China;Hu;Lancet,2008
3. China Government Affair Net Rural-urban migrants exceed 0.18 billion in 2005 http://www.ccgov.net.cn/
4. McKinsey Global Institute Preparing for China’s urban billion http://www.mckinsey.com/MGI/
5. Seibert A From Somewhere to Nowhere: China’s Internal Migrants Lars Müller Publishers 2008