8ohshima H,Urban JPG, Bergel DH. Effeets of static load on matrix synthesis rates in the intervertebml disc meansured in vitro by a new perfusion technique[J] .J OrthoP Res, 1995,13(1) :22.
9Misra UK,Kalita J,MishraVN,et a1.Efect ofneckflexion on Fwave,somatosensory evoked po tentials,an d magnetic i'esenKnce~ging in Hirayama disease[J].J Neurol Neurosurg Psychiatry,2006,77(5):695-698.