Compared with 1985, the proportion of clinical trials increased from 5.6%to 11.3%, especially that of RCT increased from 1.3%to 4.2%.是什么意思_Compared with 1985, the proportion of clinical trials increased from 5.6%to 11.3%, especially that of RCT increased from 1.3%to 4.2%.在线翻译_英语_读音_用法_例句