How to use heart rate variability: Quantification of vagal activity in toddlers and adults in long-term ecg

Helmut Karl Lackner^*, Marina Tanja Waltraud Eglmaier, Sigrid Hackl-Wimmer, Manuela Paechter, Christian Rominger, Lars Eichen, Karoline Rettenbacher, Catherine Walter-Laager, Ilona Papousek