1. Botsford JA. Radiological considerations: percutaneous laser disc decompression. J Clin Laser Med Surg 1993;11(5):223–231.
2. Botsford JA. The role of radiology in percutaneous laser disc decompression. J Clin Laser Med Surg 1995;13(3):173–186.
3. Adams MA, Hutton WC. Mechanics of the intervertebral disc. In: Ghosh P, ed. The Biology of the Intervertebral Disc. Boca Raton, FL: CRC Press; 1989.
4. Nachemson, A. Disc pressure measurement. Spine 1981;6:93–97.
5. Choy DSJ. Intervertebral disc pressure as a function of fluid volume infused. Spine 1993;7(1) (state-of-the-art review: laser discectomy): 11–15.