title: Intraoperative neurophysiological monitoring has been employed to protect nervous system structures at risk. Introduction.
authors.forename: Grant S
authors.initials: GS
authors.lastname: Nichols
mesh_terms: D004576:Electromyography / Q000379:methods / Q000639:trends; D005071:Evoked Potentials / Q000502:physiology; D006801:Humans; D016343:Monitoring, Intraoperative / Q000379:methods* / Q000639:trends; D009482:Neurophysiology / Q000379:methods* / Q000639:trends; D010506:Periodicals as Topic; D012306:Risk