Methods With the design of sequential trial, the patients were divided into a treatment group and a control group.
方法：采用序贯试验设计方法分治疗组与对照组。
Methods: 62 patients with lower respiratory tract infection were divided into the intravenous drip group, spray group 1 and 2 according to sequential trial.
方法：62例下呼吸道感染患者按序贯试验方法分为静滴组、雾化1组、雾化2组。
This article reported that a short-term curative observation of chronic hepatitis had been treated with Hegan Zhupi Decoction by a method of qualitative response restricted sequential trial.
本文报道了和肝助脾饮治疗慢性肝炎近期疗效观察。方法采用质反应闭锁型序贯对照试验。
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