Complexity of the heart rhythm after heart transplantation by entropy of transition network for RR-increments of RR time intervals between heartbeats. - Danuta Makowiec; Zbigniew R. Struzik; Beata Graff; Joanna Wdowczyk-Szulc; Marta Zarczynska-Buchowiecka; Marcin Gruchala; Andrzej Rynkiewicz (EMBC, 2013)

Entropic Measures of Complexity of Short-Term Dynamics of Nocturnal Heartbeats in an Aging Population. - Danuta Makowiec; Agnieszka Kaczkowska; Dorota Wejer; Marta Zarczynska-Buchowiecka; Zbigniew R. Struzik (Entropy, 2015)

Dynamical Landscape of Heart Rhythm in Discerning Erratic Rhythm in Elderly People. - Danuta Makowiec; Dorota Wejer; Joanna Wdowczyk; Marta Zarczynska-Buchowiecka; Zbigniew R. Struzik (CinC, 2018)