Determination of baroreflex sensitivity by spectral analysis of spontaneous blood-pressure and heart- rate fluctuations in man R.W. De Boer, J .M. K aremaker, G.A . van Montfrans Neural Mechanisms and Cardiovascular Disease B. L own, A. Malliani, M. Prosdocimi (eds.), Fidia Research Series, vol.5 L iviana Press, Padova 1986 p. 303-315