Lumbar Spinal Stenosis
NEJM 358:818-825, Katz,J.N. &Harris,M.B., 2008
What Can the History and Physical Examination Tell Us About Low Back Pain
JAMA 268:760-765, Deyo,R.A.,et al, 1992
Chronic Myelopathy Associated with Human T-Lymphotropic Virus Type I (HTLV-I)
Ann Int Med 117:933-946, Gessain,A.&Gout,O., 1992