dos Santos, Angela M.; Lopes, Sergio R.; Viana, R.L. … - In: Physica A: Statistical Mechanics and its Applications 338 (2004) 3, pp. 335-355
We investigate a phenomenological model for the heartbeat consisting of two coupled Van der Pol oscillators. The coupling between these nodes can be both unidirectional or bidirectional, and an external driving produced by a pacemaker is also included in this model. In order to warrant a robust...