نتایج جستجو برای: from 2009
تعداد نتایج: 5665283 فیلتر نتایج به سال:
Background: Smoking within students community of the medical sciences can negatively impact the attitudes of the society in future. The objectives of this study were to assess the prevalence and trends of smoking among students of Tehran University of Medical Sciences. Method: This study was conducted in four consecutive years from 2006 to 2009. The study sample was taken from the first- to fo...
Introduction: According to the World Health Organization, Iran has a high level of deaths caused by traffic accidents. Assessment of the death trend and examination of the mortality rate can provide useful information for policy makers to take preventive measures and reduce the casualties caused by these accidents. In this study, the status and trend of mortality due to traffic accidents was in...
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