methods the study was strictly designed with randomization, double blinding, and placebo controlled method to observe the efficacy and immune memory 11 years following hepatitis b vaccination.

1、

the effect of cpd 861 on chronic hepatitis b related fibrosis and early cirrhosis: a randomized, double blind, placebo controlled clinical trial

复方861治疗慢性乙型肝炎肝纤维化与早期肝硬化的临床研究

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2、

a randomized placebo controlled trial of ranitidine versus sucralfate in patients with spontaneous intracerebral hemorrhage for prevention of gastric hemorrhage

一项雷尼替丁和硫糖铝预防自发性脑内出血患者胃出血的随机安慰剂对照试验

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3、

perindopril improves six minute walking distance in older patients with left ventricular systolic dysfunction: a randomised double blind placebo controlled trial

培哚普利改善左室收缩功能障碍的老年患者6分钟行走距离：随机双盲安慰剂对照试验

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4、

paroxetine and alprazolam in the treatment of senile primary insomnia: a randomized single-blind placebo controlled study

帕罗西汀治疗老年原发性失眠症的对照研究

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5、

ghrelin enhances gastric emptying in diabetic gastroparesis: a double blind, placebo controlled, crossover study

循环饥饿激素加速糖尿病胃轻瘫患者胃排空：一项双盲、安慰剂、对照、交叉研究

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6、

a randomized, double-blind, placebo controlled study of the antihistamine activity of ebastine

依巴斯汀抗组胺活性的随机、双盲、安慰剂对照研究

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7、

reduction of blood pressure with calcium and potassium supplementation in children: a randomized double blind placebo controlled trial of two years

两年期补钾补钙降低青少年血压的随机双盲安慰剂对照试验

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8、

materials and methods: this was a randomized, double-blind, placebo controlled, parallel group, multicenter study.

材料和方法：这是一项随机、对照、双盲、平行分组、多中心的研究。

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9、

premedication with tramadol in patients undergoing colonoscopy: a double blind randomized placebo controlled study

对接受结肠镜检的患者术前预防性给予曲马多：一项双盲随机安慰剂对照研究

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10、

the study was a double blind placebo controlled study adequately powered for os as primary end-point.

这项研究是一项双盲，安慰剂对照的研究，以OS作为主要终止点。

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11、

evaluation of randomized double blind placebo controlled topical minoxidil in male pattern baldness

米诺地尔治疗男性型秃发的疗效评价

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12、

laparoscopic excision of endometriosis: a randomized, placebo controlled trial

子宫内膜异位症的腹腔镜切除术：一项随机、对照试验

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13、

design double blind randomised placebo controlled trial.

设计：双盲随机安慰剂对照研究。

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14、

design: a randomized grouping comparison and placebo controlled study.

设计：随机对比观察，安慰剂对照。

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15、

lactobacillus cell-free enzyme with certain concentration could also improve the pasting properties of corn flour.

乳酸菌胞外酶在一定浓度下也可以改善面粉的糊化性质。

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16、

conclusion: the immobilized enzyme has good thermal stability and storage stability compared with free enzyme.

结论：与游离酶相比，固定化酶具有优良的热稳定性和储存稳定性。

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17、

the development on the pipe flow characteristics study for gelled crude oil

胶凝原油管流特性研究进展

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18、

the orthogonal test on restart yield value of gelled crude oil

胶凝原油启动屈服值正交试验

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19、

investigation on start-up yield stress of daqing gelled crude oil

大庆胶凝原油启动屈服应力研究

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20、

progress in start-up of pipeline transportation for gelled crude oil

胶凝原油管道再启动研究进展

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