1. SEER Cancer Statistics Review, 1975-2008,2010
2. Fundamentals of cancer prevention;Alberts,2005
3. What is complementary and alternative medicine? 2008; Available at: http://nccam.nih.gov/health/whatiscam/. (accessed September 1, 2011).
4. Complementary and alternative medicine use among adults and children: United States, 2007;Barnes;Natl Health Stat Report,2008
5. Thinking about complementary and alternative medicine: a guide for people with cancer. 2011;Available at: http://www.cancer.gov/cancertopics/cam/thinking-about-CAM/page7. (accessed September 1, 2011).