title: Stimulation in different phases of the cardiac cycle and reaction time.
mesh_terms: D000293:Adolescent; D000328:Adult; D000704:Analysis of Variance; D004558:Electric Stimulation; D004571:Electrokymography; D006321:Heart / Q000502:physiology*; D006801:Humans; D008297:Male; D009622:Noise; D011930:Reaction Time