1. Cardiovascular changes during and after different LBNP levels in men;Laszlo;Aviat. Space Environ. Med.,1998
2. Reflex cardiovascular and respiratory responses originating in exercising muscle;McCloskey;J. Physiol.,1972
3. Pharmacology of the autonomic nervous system;Zaimis;Annu. Rev. Pharmacol.,1964
4. standards of measurement, physiological interpretation, and clinical use. Task force of the European society of cardiology and the North American society of pacing and electrophysiology;Heart rate variability;Circulation,1996
5. Power spectral density of heart rate variability as an index of sympatho-vagal interaction in normal and hypertensive subjects;Pagani;J. Hypertens. Suppl.,1984