The effects show first group is better than control group in changing left ventricular function and hemodynamics(P<0. 05-0. 01)

治疗组的左心功能和血流变学指标改善明显优于对照组（P<0.05—0.01）

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Congress, meanwhile, has yet to pass legislation changing No Child Left Behind.

WSJ: Obama Shifts View of Executive Power

On the left, changing economic and social structures have shrunk the old working class.

ECONOMIST: Charlemagne

He has acknowledged missteps in changing pricing, which left consumers confused.

WSJ: Upside: Weighing Bargain-Basement Stocks