1. Percutaneous laser nucleolysis of lumbar disks;Choy;N Engl J Med,1987
2. Clinical biomechanics of the spine,1990
3. Intervertebral disc pressure as a function of fluid volume infused;Choy,1993
4. Fall of intradiscal pressure with laser ablation;Choy,1993
5. Percutaneous laser disc decompression using the 1.06 and 1.32m Nd:YAG laser;Choy,1993