Mechanisms of spontaneous Ca<sup>2+</sup> release‐mediated arrhythmia in a novel 3D human atrial myocyte model: II Ca<sup>2+</sup>‐handling protein variation

Mechanisms of spontaneous Ca<sup>2+</sup> release‐mediated arrhythmia in a novel 3D human atrial myocyte model: II Ca<sup>2+</sup>‐handling protein variation