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吸烟行为在我国青少年中比较普遍〔1〕。为了解医学生吸烟行为及其影响因素 ,以便为制定医学生吸烟的防治措施提供科学依据 ,我们于 1996年 3～ 5月对沈阳医学院在校学生进行了吸烟行为及其影响因素的调查。1 对象与方法1 1 研究对象 为沈阳医学院在校生。采用分层整群随机
Smoking is more common among young people in our country [1]. In order to understand the smoking behavior of medical students and their influencing factors in order to provide a scientific basis for the prevention and control of smoking among medical students, we investigated the smoking behavior and its influencing factors in Shenyang Medical College from March to May in 1996. 1 Subjects and Methods 1 1 The research object is Shenyang Medical College students. Hierarchical cluster using random