CONCL USION: Procaterol aerosol inhaler was effective and safe in mild and moderate bronchial asthma treatment.
结论：丙卡特罗气雾剂治疗轻中度支气管哮喘是有效而且安全的。
CONCL USION: the calculation formulas of multiple - stratifying and clustering random sampling are theoretically set up.
结论：推导并建立多重分层、整群随机抽样误差的计算公式。
Results: The sonogram of neonatal intracranial diseases had its own characteristics and could he used as an effective diagnostic method. Concl...
结果：新生儿各种颅内病变的二维声像图有其特征，二维超声可作为新生儿颅内病变的一种诊断方法。
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