1. Low back pain: medical diagnosis and comprehensive management,1995
2. Extraspinal causes of lumbosacral radiculopathy;Kleiner;J Bone Joint Surg Am,1991
3. Musculoskeletal disorders that frequently mimic radiculopathy;Lauder;Phys Med Rehabil Clin N Am,2002
4. Differential diagnosis of low back pain and sciatica;Mazanec;Semin Spine Surg,1994
5. Pseudospine: conditions that mimic spine pain;Mazanec,2003