title: Monitoring.
authors.forename: Christopher I
authors.initials: CI
authors.lastname: Shaffrey
mesh_terms: D001863:Bone Screws; D004576:Electromyography / Q000379:methods*; D005260:Female; D006801:Humans; D008159:Lumbar Vertebrae / Q000601:surgery*; D008297:Male; D012447:Sacrum / Q000601:surgery*; D013123:Spinal Fusion / Q000295:instrumentation*