- MedlinePlus: Complex Regional Pain Syndrome - Information, resources and links for disorder includes financial issues, clinical trials, overview, and organizations.
- National Institute of Neurological Disorders and Stroke: Complex Regional Pain Syndrome - Condition commonly referred to as Causalgia and Reflex Sympathetic Dystrophy Syndrome. Provides information, description, and resources.
Media publications
- Interrupting the Sympathetic Outflow in Causalgia and Reflex Sympathetic Dystrophy - An editorial from the British Medical Journal written by G.D. Schott. (Published 1998.03.14)