Letter: Lumbar disk disease: laminectomy vs chymopapain chemonucleolysis.
D002917:Chymopapain / Q000008:administration & dosage* / Q000627:therapeutic use*; D010450:Endopeptidases / Q000008:administration & dosage* / Q000627:therapeutic use*; D006801:Humans; D007405:Intervertebral Disc Displacement / Q000188:drug therapy / Q000601:surgery / Q000628:therapy*; D007796:Laminectomy
D010450:Endopeptidases; D002917:Chymopapain