DESIGN: a randomized single blind controlled observation.
设计：随机单盲对照观察。
Design: Randomized, controlled, single blind trial design.
设计：随机对照单盲的实验研究。
Methods the effect of rifaximin for the treatment of acute bacterial diarrhea was investigated in a multi center randomized, single blind and clinical trial with control of ciprofloxacin.
方法采用多中心、随机、单盲对照试验，以国产环丙沙星作对照，研究利福昔明治疗细菌感染性腹泻的效果。
DESIGN: Randomized, single blind and placebo control prospective study based on patients.
设计：以患者为研究对象，随机、单盲、安慰剂对照的前瞻性研究。
DESIGN Randomized control experiment and single blind method.
随机对照实验，单盲法评估。
DESIGN:A randomized controlled single blind study.
设计：采用随机对照单盲实验研究。
Methods(It was) a randomized, single-blind, parallel controlled and multiple center trial design.
方法采用随机单盲平行对照多中心试验方法。
MethodsA prospective randomized single-blind clinical study of the control method.
方法以前瞻性的随机单盲对照法进行临床研究。
METHODS: a randomized, multi center, paralleled, single blind, controlled trial was designed.
方法：随机、单盲、多中心、平行对照设计。
Methods a randomized, single blind and crossover study was performed and blood pressure was measured by 24 hour ambulatory blood pressure monitoring.
方法采用随机、单盲和交叉的方法，运用24小时动态血压监测。
Patients with haematological malignancies receiving intensive chemotherapy and requiring hospitalization were randomized in a double-blind, placebo-controlled single-centre trial.
入院接受密集化疗的血液学恶性肿瘤的病人被随机分为两组，在单中心实验中用双盲法处理安慰剂组和控制组。
Patients with haematological malignancies receiving intensive chemotherapy and requiring hospitalization were randomized in a double-blind, placebo-controlled single-centre trial.
入院接受密集化疗的血液学恶性肿瘤的病人被随机分为两组，在单中心实验中用双盲法处理安慰剂组和控制组。
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