Randomized Controlled Trial

Day-night variation in heart rate variability changes induced by endotoxaemia in healthy volunteers.

Acta Anaesthesiol Scand. 2015 Apr 1;59(4):457-64.
Multicenter Study

Effects of chronic baroreceptor stimulation on the autonomic cardiovascular regulation in patients with drug-resistant arterial hypertension.

Hypertension. 2009 Sep 1;54(3):530-6.
Article

Effects of alterations of inspiratory oxygen fractions on heart rate variability.

Br J Anaesth. 2012 Mar 1; 108 (3): 402-8.