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Figure 2 Changes in duration of AF (in days), defibrillation thresholds (in J), pain scores (measured by means of a scale ranging from 0 = not felt to 10 = intolerable) and dosage of midazolam (in mg) for repeated internal cardioversion (n = 18): Comparison between first (open symbols) and second cardioversion (filled symbols) with respect to defibrillation vectors (right atrium-coronary sinus [triangles], right atrium-pulmonary artery [circles]).
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