1. Institute of Medicine (US) Committee on Advancing Pain Research, Care, and Education. Relieving pain in America: a blueprint for transforming prevention, care, education, and research. Washington (DC): National Academies Press (US); 2011.
2. Why we scratch an itch: the molecules, cells and circuits of itch;DM Bautista;Nat Neurosci,2014
3. An evidence-based update on nonsteroidal anti-inflammatory drugs;CKS Ong;Clinical Medicine and Research,2007
4. New insights into the mechanisms of itch: are pain and itch controlled by distinct mechanisms?;T Liu;Pflugers Archiv,2013
5. Opioid complications and side effects;R Benyamin;Pain Physician,2008