TY - GEN AU - Choy,D S TI - The problem of the L5-S1 disc solved by needle entry with an extrathecal approach SN - 1044-5471 PY - 1995///0921 KW - Diskectomy, Percutaneous KW - instrumentation KW - Follow-Up Studies KW - Humans KW - Intervertebral Disc Displacement KW - diagnostic imaging KW - Laser Therapy KW - Lumbar Vertebrae KW - Needles KW - Radiography KW - Sacrum N1 - Publication Type: Comparative Study; Journal Article UR - https://doi.org/10.1089/clm.1994.12.321 ER -