3Baron R, Hans G,Dickenson AH. Peripheral input and its importance for central sensitization[J]. Ann Neu- rol, 2013,74(5) : 630-636.
4Phillips K,Clauw DJ. Central pain mechanisms in chro- nic pain states-maybe it is all in their head[J]. Best Praet Res Clin Rheumatol,2011,25(2) :141-154.