Transcranial electric motor evoked potential monitoring during spine surgery: is it safe?
Schwartz DM, Sestokas AK, Dormans JP, Vaccaro AR, Hilibrand AS, Flynn JM, Li PM, Shah SA, Welch W, Drummond DS, Albert TJ. Transcranial electric motor evoked potential monitoring during spine surgery: is it safe? Spine (Phila Pa 1976). 2011 Jun; 36(13):1046-9.