A R Patwardhan

False positive head-up tilt: hemodynamic and neurohumoral profile.

A Natale, A. Natale, M. Ziegler, 2000, Journal of the American College of Cardiology.

Override of spontaneous respiratory pattern generator reduces cardiovascular parasympathetic influence.

E. Bruce, S. Vallurupalli, J. Evans, 1995, Journal of applied physiology.

Comparison of heart rate and arterial pressure spectra during head up tilt and a matched level of LBNP.

J. Evans, M. Berk, C. Knapp, 1995, Aviation, space, and environmental medicine.

Gender differences in autonomic cardiovascular regulation: spectral, hormonal, and hemodynamic indexes.

M. Ziegler, J. Evans, Joyce Evans, 2001, Journal of applied physiology.

Voluntary control of breathing does not alter vagal modulation of heart rate.

D L Eckberg, D. Eckberg, E. Bruce, 1995, Journal of applied physiology.