The course of the nerve root in the neural foramen and its relationship with foraminal entrapment or impingement in adult patients with lumbar isthmic spondylolisthesis and radicular pain.
Kim KW, Chung JW, Park JB, Song SW, Ha KY, An HS. The course of the nerve root in the neural foramen and its relationship with foraminal entrapment or impingement in adult patients with lumbar isthmic spondylolisthesis and radicular pain. J Spinal Disord Tech. 2004 Jun; 17(3):220-5.