title: Failures with chemonucleolysis.
mesh_terms: D001416:Back Pain / Q000188:drug therapy*; D010450:Endopeptidases / Q000008:administration & dosage* / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D007403:Intervertebral Disc; D008297:Male; D012585:Sciatica / Q000188:drug therapy*
chemical_list: D010450:Endopeptidases