若进行一次生活习惯与大肠癌关系的队列研究,最常见的偏倚是()
A.回忆偏倚
B.失访偏倚
C.入院率偏倚
D.检出症候偏倚
E.现患病例一新病例偏倚
参考答案:B
—How did you find Jacky Cheng’s The Spy Next Door?
— . I can’t think too highly of it.[ ]
A. In a movie rental shop
B. It’s hard to say
C. Terribly awful
D. Really amazing
将净选或切制后的药物,臵预热适度的炒制容器内,用中火炒制药物表面呈焦黄色或焦褐色,内部色泽加深,并透有焦香气味的方法,称为()。