TY - RPRT TI - Isobaric spinal anesthesia for lumbar disk surgery. AU - G W Rung AU - D Williams AU - D E Gelb AU - M Grubb PY - 1997 DO - 10.1097/00000539-199705000-00045 UR - https://pubmed.ncbi.nlm.nih.gov/9141957/ ID - 9141957 ER -