1) Borsook D. Neurological diseases and pain. Brain 2012;135(Pt 2):320-44.
2) Gibb WR, Lees AJ. The relevance of the Lewy body to the pathogenesis of idiopathic Parkinson's disease. J Neurol Neurosurg Psychiatry 1988;51:745-52.
3) Fil A, Cano-de-la-Cuerda R, Munoz-Hellin E, et al. Pain in Parkinson disease:a review of the literature. Parkinsonism Relat Disord 2013;19:285-94;discussion.
4) Ford B. Pain in Parkinson's disease. Mov Disord 2010;25 Suppl 1:S98-103.
5) Doherty KM, van de Warrenburg BP, Peralta MC, et al. Postural deformities in Parkinson's disease. Lancet Neurol 2011;10(6):538-49.
6) Schmidt-Wilcke T, Clauw DJ. Fibromyalgia:from pathophysiology to therapy. Nat Rev Rheumatol 2011;7:518-27.
7) Nishioka K, Nakajima M. Beneficial therapeutic effects of spinal cord stimulation in advanced cases of Parkinson's disease with intractable chronic pain:a case series. Neuromodulation:2015;18:751-3.
8) Fuentes R, Petersson P, Siesser WB, et al. Spinal cord stimulation restores locomotion in animal models of Parkinson's disease. Science (New York, NY) 2009;323:1578-82.