The primary analysis considered the effect could be relative to tectonic stress field.
初步分析认为，这种现象可能与现代构造应力场有关。
The characteristics of exercise stress test in patients with primary hypertension;
目的探讨运动试验对冠心病患者短程心率变异性的影响。
The characteristics of exercise stress test in patients with primary hypertension;
目的探讨运动试验对冠心病患者短程心率变异性的影响。
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