- 1、ObjectiveToexplorethecurativeeffectofPLDDcombinedwithsubarachnoidrootblockusedforPLID.2、ObjectiveToevaluatetheclinicalvalueofpercutaneouslaserdiscdecompression(PLDD).3、Objectivetoevaluatetheeffectsofpercutaneouslaserdiscdecompression(PLDD)intrea...
- 19600