4Melzack R. The future of pain. Nat Rev Drug Discov 2008, 7: 629.
5Crombie IK, Croft PR, Linton S J, LeResche L, Von Korff M. Epidemiology of pain. Seattle: IASP Press 1999, p1-321.
6Liu MG, Chen J. Roles of the hippocampal formation in pain information processing. Neurosci Bull 2009, 25(5): 237-266.
7Zhuo M. Cortical excitation and chronic pain. Trends Neurosci 2008, 31: 199-207.
8Merskey HM, Loeser JD, Dubner R. The paths of pain: 1975-2005. Seattle: IASP Press 2005, p1-549.
9Sewards TV, Sewards MA. Separate, parallel sensory and hedonic pathways in the mammalian somatosensory system.Brain Res Bull, 2002, 58 : 243 - 260.
10Bourgeais L, Monconduit L, Villanueva L, et al. Parabranchial internal lateral neurons convey nociceptive messages from the deep laminas of the dorsal horn to the intralaminar thalamus. J Neurosci, 2001, 21 : 2159 -2165.