这是曾宪九教授1983年11月给首都医科大学“79级”同学所作的一次专题报告。这篇报告讲了他几十年中从事临床科学研究的经验。其中对临床科研的原则、思考方法、研究方法等都有精辟的论述,自始至终贯串着一位临床大夫如何通过科研为病人健康服务的思想。因此很值得医学生、临床工作者一读! This is a special report made by Professor Zeng Xianji to the “79” classmate of Capital Medical University in November 1983. This report covers his decades of experience in clinical scientific research. Among them, there are incisive expositions on the principles of clinical research, methods of thinking, research methods, and so on. From the beginning to the end, the idea of ​​how a clinical doctor can serve the patient’s health through scientific research has been tantalized. So it is worth reading for medical students and clinicians!