'Caffeine is a habit-forming substance consumed daily by the majority of pregnant women, ' the professor wrote in the BMJ's Evidence-Based Medicine journal.

“咖啡因是大多数孕妇每天摄入的一种养成习惯的物质，”这位教授在 BMJ 的循证医学杂志上写道。

Biostatistics is the application of statistics to biological fields in the broadest sense. A knowledge of biostatistics is essential in the planning, evaluation, and interpretation of medical research. It is also fundamental to epidemiology and evidence- based medicine.

从广义上讲，生物统计学是统计学在生物领域的应用，生物统计学的知识对于医学研究的设计，评估和说明至关重要。这也是流行病学和循证医学的基础。