American Academy of Pain Management www.aapainmanage.org
American Chronic Pain Association www.theacpa.org
American Pain Society http://www.americanpainsociety.org/
Alliance for Patient Access http://allianceforpatientaccess.org
American Society of Addiction Medicine http://www.asam.org/
Center for Lawful Access and Abuse Deterrence - http://www.claad.org/
National Fibromyalgia & Chronic Pain Association http://www.fmcpaware.org/
NIH Pain Consortium http://painconsortium.nih.gov/
U.S. Pain Foundation www.uspainfoundation.org