RT Journal Article SR Electronic T1 Cauda equina syndrome from lumbar disc herniation JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 284 OP 284 DO 10.1503/cmaj.150206 VO 188 IS 4 A1 Bednar, Drew Alexander YR 2016 UL http://www.cmaj.ca/content/188/4/284.abstract