Title: Intradiscal therapy
Subtitle: chymopapain or collagenase
Subjects: Therapeutic use, Intradiscal Injections, Chymopapain, Intervertebral disk, Collagenases, Hernia, Chemotherapy, Chemonucleolysis, Microbial Collagenase, Injections, Intervertebral Disc Displacement, Drug therapy, Endopeptidases