Various ways to make phase singularities by electric shock.
Winfree
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AT
D003198:Computer Simulation; D017147:Defibrillators, Implantable; D004554:Electric Countershock / Q000009:adverse effects*; D004594:Electrophysiology / Q000379:methods; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008564:Membrane Potentials; D008955:Models, Cardiovascular; D013611:Tachycardia, Atrioventricular Nodal Reentry / Q000209:etiology* / Q000503:physiopathology