title: To the Editor.
authors: University of Pennsylvania, Philadelphia, PA USA.
authors: Neil R
authors: NR
authors: Malhotra
authors: Dan
authors: D
authors: Lewis
authors: Mark
authors: M
authors: Attiah
authors: Mark
authors: M
authors: Burnett
authors: Sherman
authors: S
authors: Stein
mesh_terms: D002574:Cervical Vertebrae / Q000601:surgery*; D017586:Diskectomy / Q000191:economics* / Q000379:methods*; D006801:Humans; D055959:Intervertebral Disc Degeneration / Q000601:surgery*; D007405:Intervertebral Disc Displacement / Q000601:surgery*