TY - GEN AU - Benzon,Honorio T TI - Studies on diagnostic injections and surgery for low back pain: problems, advances, and opportunities SN - 1526-7598 PY - 2007///1220 KW - Humans KW - Injections, Spinal KW - Low Back Pain KW - diagnosis KW - Nerve Block KW - methods N1 - Publication Type: Comment; Editorial UR - https://doi.org/10.1213/01.ane.0000287649.46276.e6 ER -