Mechanisms of spontaneous Ca <sup>2+</sup> release‐mediated arrhythmia in a novel 3D human atrial myocyte model: I. Transverse‐axial tubule variation

Mechanisms of spontaneous Ca <sup>2+</sup> release‐mediated arrhythmia in a novel 3D human atrial myocyte model: I. Transverse‐axial tubule variation