根据原降钙素的血浆水平将住院病人被随机分组进行抗生素治疗，或者根据参与的医师来进行标准的抗生素治疗。

The hospitalized patients were randomized to antibiotic treatment based on serum procalcitonin levels, or to standard antibiotic therapy administered according to the attending physician.

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目的：分析血浆肾素活性（PRA）、血浆血管紧张素原（AO）浓度与原发性高血压的关系。

Objective:To investigate the relationship among essential hypertension, plasma renin activity (PRA) and angiotensinogen(AO).

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