1.Methods A study of randomized double-blind contrast test was performed with piracetam as contrast medicine.

1.方法 采用随机双盲对试验，对为吡拉西坦。

2.Methods Fifty-two multiple trauma patients were randomized to isocaloric feeding of TEN or TPN for 7d.

2.方法对复合伤患者进行早期肠内或肠外营养支持，观察患者营养支持前后代谢和免疫指标的变化。

3.A randomized clinical trial to compare selective posterior rhizotomy plus physiotherapy with physiotherapy alone in children with spastic diplegic cerebral palsy.

3.尼可拉斯手握测器应用于正常儿童及脑性麻痹儿童肌测试之信效度。

4.Randomized aldactone evaluation study (RALES) showed that adding aldosterone antagonist in the treatment of heart failure may decrease 30% mortality of all causes.

4.随机螺内酯评估研究表明在心衰竭治疗中加用醛甾酮拮抗可使总降低30%。

5.Cabezon C, Vigil P, Rojas I, Leiva ME, Riquelme R, Aranda W, Garcia C.Adolescent pregnancy prevention: An abstinence-centered randomized controlled intervention in a Chilean public high school.

5.卡比宗，P.维吉尔，I.罗杰斯，ME.勒瓦，R.里克尔梅，W.阿兰达，C.加希亚，《预防青少年怀孕：在智利公立高中进行的以禁欲为中心的随机控制干预》。