Efficacy of cardiac arrhythmias (CA) pharmacotherapy does not exceed 70%; incidence of adverse effects. causing treatment discontinuation. is as high as 10-30%. The need for CA pharmacotherapy improvement is obvious. https://www.nacrack.com/amazing-price-1997-2000-BMW-528I-Front-Bumper-Reinforcement-Bar-Used-Original-Exterior-OEM-great-save/