Radiobiological effects and medical applications of non-ionizing radiation
نویسندگان
چکیده
منابع مشابه
patterns and variations in native and non-native interlanguage pragmatic rating: effects of rater training, intercultural proficiency, and self-assessment
although there are studies on pragmatic assessment, to date, literature has been almost silent about native and non-native english raters’ criteria for the assessment of efl learners’ pragmatic performance. focusing on this topic, this study pursued four purposes. the first one was to find criteria for rating the speech acts of apology and refusal in l2 by native and non-native english teachers...
15 صفحه اولMedical students' knowledge of ionizing radiation and radiation protection.
OBJECTIVE To assess the knowledge of fourth-year medical students in ionizing radiation, and to study the effect of a 3-hour lecture in correcting their misconceptions. METHODS A cohort study was conducted on fourth-year medical students at King Abdul-Aziz University, Jeddah, Kingdom of Saudi Arabia during the academic year 2009-2010. A 7-question multiple choice test-type questionnaire admin...
متن کاملCarcinogenic effects of Non-Ionizing Radiation: A Paradigm Shift
We are in the midst of a paradigm shift when it comes to our understanding of the biological effects of non-ionizing electromagnetic frequencies generated by our use of electricity, electronics and wireless technology. Ionizing radiation (IR) has enough energy to break chemical bonds and is known to cause cancer. However, because nonionizing radiation (NIR) lacks this energy, it was assumed tha...
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ژورنال
عنوان ژورنال: Saudi Journal of Biological Sciences
سال: 2021
ISSN: 1319-562X
DOI: 10.1016/j.sjbs.2021.05.071