Wen, Yeong-RayYeong-RayWenLin, Chen-JungChen-JungLinMok, Martin S.Martin S.MokWu, Gong-JheGong-JheWuSun, Wei-ZenWei-ZenSun2011-02-142018-07-132011-02-142018-07-132004-01http://ntur.lib.ntu.edu.tw//handle/246246/225035en-USA preliminary study of needle orientation and injection under computed tomography-guiding technique for the relief of low back pain.