Electroacupuncture Alleviated Referral Hindpaw Hyperalgesia via Suppressing Spinal Long-Term Potentiation (LTP) in TNBS-Induced Colitis Rats oleh Pei-Ran Lv, Yang-Shuai Su, Wei He, Xiao-Yu Wang, Hong Shi, Xiao-Ning Zhang, Bing Zhu, Yu Kan, Li-Zhen Chen, Qiao-Feng Wu, Shu-Guang Yu, Xiang-Hong Jing