| ampainsoc.org | American Pain Society |
| painmed.org | American Academy of Pain Medicine |
| wisc.edu | Pain and Policy Studies Group - University of Wisconsin |
| iasp-pain.org | International Association for the Study of Pain |
| aaop.org | American Academy of Orofacial Pain |
| painfoundation.org | American Pain Foundation |
| painconnection.org | The National Pain Foundation |
| paincare.org | National Foundation for the Treatment of Pain |
| nih.gov | Chronic Pain |
| geocities.com | A Multidisciplinary Approach to Diabetic Neuropathy Treatment |
| pharma.com | www.pharma.com/ |
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