1. Campbell JN, Raja SN, Selig DK, Beizberg AJ, Meyer RA. Diagnosis and management of sympathetically maintained pain. In Pharmacological Approaches to the Treatment of Chronic Pain. New Concepts and Critical Issues. Progress in Pain Research and Management Vol 1. Fields HL and Leibeskind JC (Eds.) 1994, IASP Press: Seattle 85–100.
2. Janig W, McLachlan EM. The role of modifications of noradrenergic peripheral pathways after nerve lesions in the generation of pain. In Pharmacological Approaches to the Treatment of Chronic Pain. New Concepts and Critical Issues. Progress in Pain Research and Management Vol 1. Fields HL and Leibeskind JC (Eds.) 1994, IASP Press: Seattle 101–128.
3. Janig W, Koltzenburg M. Sympathetic reflex activity and neuroeffector transmission change after chronic nerve lesions. In Pain Research and Clinical Management, Proceedings of the Vlth World Congress on Pain, Vol 3, Bond MR, Charlton JE and Woolf CJ. (Eds) 1991, Elsevier: Amsterdam 365–371.