1. Relieving Pain in America, A Blueprint for Transforming Prevention, Care, Education and Research. Institute of Medicine Report from the Committee on Advancing Pain Research, Care, and Education, 2011.
2. Prevention CfDCa. Injury Prevention & Control: Prescription Drug Overdose—What the Public Needs to Know about the Epidemic 2015 [updated May 5, 2015]. Available from: http://www.cdc.gov/drugoverdose/epidemic/public.html .
3. Prevention CfDCa. Injury Prevention & Control: Prescription Drug Overdose—Understanding the Epidemic 2015 [April 30, 2015]. Available from: http://www.cdc.gov/drugoverdose/epidemic/index.html .
4. Sita Ananth M. Complementary alternative medicine survey of hospitals—summary of results. Alexandria, VA: Samueli Institute; 2010. p. 2011.
5. White A, Ernst E. A brief history of acupuncture. Rheumatology. 2004;43(5):662–3.