Source: Moalem G &Tracey DJ. 2006. Immune and Inflammatory mechanisms in neuropathic pain. Brain Research Brain Research Reviews. 51(2):240-64 .

• 澳洲的一份医学文献表示；神经系统发炎时可能受到免疫细胞破坏；令疼痛持续出现；证明长期发炎和顽固痛症的关系.