title: Open letter to surgeons performing chemonucleolysis (from a surgeon performing chemonucleolysis)
mesh_terms: D002917:Chymopapain / Q000627:therapeutic use*; D006801:Humans; D007405:Intervertebral Disc Displacement / Q000188:drug therapy*; D013514:Surgical Procedures, Operative / Q000009:adverse effects*
chemical_list: D002917:Chymopapain