%0 Journal Article %J Journal of Computational Surgery %D 2014 %T Instantaneous monitoring of heart beat dynamics during anesthesia and sedation %A G. Valenza %A O. Akeju %A K. J. Pavone %A L. Citi %A K. E. Hartnack %A A. Sampson %A Purdon, P.L. %A Brown, E.N. %A R. Barbieri %B Journal of Computational Surgery %V 3 %G eng %N 13