1. 1. Shirado O, Ito T. Brace treatment for the patients with low-back pain syndrome. J Phys Med, 9: 238-244, 1998.
2. 2. Smith GS, Lincoln A. Letter to editor. Int Occup Environ Health, 3: 237-238, 1997.
3. 3. van Poppel MN, de Looze MP, Koes BW, et al. Mechanisms of action of lumbar supports: a systematic review. Spine, 25: 2103-2113, 2000.
4. 4. Nachemson A, Morris JM. In vivo measurements of intradiscal pressure: discometry, a method for the determination of pressure in the lower lumbar discs. J Bone Joint Surg, 46A: 1077-1092, 1964.
5. Effects of abdominal belts on intra-abdominal pressure, intramuscular pressure in the erector spinae muscles and myoelectrical activities of trunk muscles