1. Australia's health 2012;Australian Institute of Health and Welfare,2012
2. Mortality statistics: deaths registered in England and Wales (Series, DR);Office of National Statistics Release,2011
3. United States Cancer Statistics: 1999–2009 Incidence and Mortality Web-based Report;U.S. Cancer Statistics Working Group,2013
4. Canadian cancer statistics 2013;Canadian Cancer Society's Advisory Committee on Cancer Statistics,2013
5. Health at a Glance: Europe 2012;OECD,2012