Autonomic Nervous System Function and Depth of Sedation in Adults Receiving Mechanical Ventilation.

pp. 42-51
Unoki, T.; Grap, M.J.; Sessler, C.N.; Best, A.M.; Wetzel, P.; Hamilton, A.; Mellott, K.; Munro, C.L.
http://zetoc.mimas.ac.uk/wzgw?db=etoc&terms=RN243791983&field=zid