Joni Kettunen

Intraindividual validation of heart rate variability indexes to measure vagal effects on hearts

Kaisu Martinmäki, Heikki Rusko, Libbe Kooistra et al. · American Journal of Physiology-Heart and Circulatory Physiology · 2005 · 118 citations

Nursing, Cardiology, Physiology +15

BIS–BAS sensitivity and cardiac autonomic stress profiles

Tarja Heponiemi, Liisa Keltikangas‐Järvinen, Joni Kettunen et al. · Psychophysiology · 2003 · 63 citations

Nursing, Behavioral Sciences, Psychology +17

BIS–BAS sensitivity and cardiac autonomic stress profiles

Tarja Heponiemi, Liisa Keltikangas‐Järvinen, Joni Kettunen et al. · Psychophysiology · 2004 · 50 citations

Nursing, Behavioral Sciences, Psychology +17

The relationship of respiratory sinus arrhythmia to the co‐activation of autonomic and facial responses during the Rorschach test

Joni Kettunen, Niklas Ravaja, Petri Näätänen et al. · Psychophysiology · 2000 · 46 citations

Life Sciences, Behavioral Sciences, Physiology +17

Ability of short-time Fourier transform method to detect transient changes in vagal effects on hearts: a pharmacological blocking study

Kaisu Martinmäki, Heikki Rusko, Sami Saalasti et al. · American Journal of Physiology-Heart and Circulatory Physiology · 2005 · 44 citations

Medicine, Cardiology, Physiology +14