before vs after
前vs后
以上为机器翻译结果，长、整句建议使用 人工翻译 。
However, we found no significant interaction between the period of trial enrollment (before vs. after the protocol change) and the benefit in the Mediterranean-diet groups.
FORBES: The Mediterranean Diet: The New Gold Standard?
应用推荐
模块上移
模块下移
不移动