Siciliano R, Agapito G, Siciliano S, Fimognari FL. Aging changes complexity of heart rate dynamics assessed by entropy and Lyapunov exponent analysis. Geriatr Care [Internet]. 2019 Apr. 17 [cited 2024 Nov. 22];5(1). Available from: https://www.pagepressjournals.org/gc/article/view/8038