Criticality in the relaxation phase of a spontaneously contracting atria isolated from a frog's heart

Citation:

Contoyiannis YF, Diakonos FK, Papaefthimiou C, Theophilidis G. Criticality in the relaxation phase of a spontaneously contracting atria isolated from a frog's heart. PHYSICAL REVIEW LETTERS. 2004;93(9).