Feedback control alone cannot avoid large fluctuations in BIS values when significant surgical stimulation is imposed, as a result of {HEAD ~ time delays} in {TAIL ~ a patients response} to drug infusion 
Feedback control alone can not avoid large fluctuations in BIS values when significant surgical stimulation is imposed , as a result of { HEAD ~ time delays } in { TAIL ~ a patients response } to drug infusion
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH