-
This speaker is a good example of how useful a crossover design program can be.
这一位发言者是一个很好的例子，如何有用的交叉设计方案可以。
youdao
-
Design: This was a randomized, controlled, crossover trial.
设计：这是一项随机对照的交叉试验。
youdao
-
Design: This was a randomized, controlled, crossover trial.
设计：这是一项随机对照的交叉试验。
youdao