Chemonucleolysis in the herniated L3-L4 disk.

Prevention of chymopapain anaphylaxis by screening chemonucleolysis candidates with cutaneous chymopapain testing.

Percutaneous posterolateral discectomy. Anatomy and mechanism.

Prevention of chymopapain anaphylaxis by screening chemonucleolysis candidates with cutaneous chymopapain testing. A preliminary report.

Disc space infection and vertebral osteomyelitis as a complication of percutaneous lateral discectomy [see comments]

Percutaneous removal of herniated lumbar discs. 50 cases with ten-year follow-up periods.

Chymopapain chemonucleolysis versus surgical discectomy in a military population.

Chemonucleolysis as an alternative to laminectomy for the herniated lumbar disc. Experience with patients in a private orthopedic practice.

Lumbar disc herniation. A comparison of the results of chemonucleolysis and open discectomy after ten years.

Collagenase chemonucleolysis via epidural injection. A review of 252 cases.

Percutaneous posterolateral lumbar discectomy and decompression with a 6.9-millimeter cannula. Analysis of operative failures and
  complications.

Percutaneous lumbar discectomy. Preoperative and postoperative magnetic resonance imaging.