Perineal Reflex Sympathetic Dystrophy Treated with Bilateral Lumbar SympathectomyAnn Int Med 113:633-634, Olson,W.L., 1990
Cauda Equina Syndrome and Lumbar Disc HerniationJ Bone and Joint Surg 68-A386-391, Kostuik,J.P.,et al, 1986