نتایج جستجو برای: diagnostic reference level
تعداد نتایج: 1572347 فیلتر نتایج به سال:
in this study reference as one of the five cohesive devices in the achievement of textuality in english and persian narrative/descripitive written texts is focused on and analysed . to do so , the theoretical framework elaborated by halliday and hasan (1976) and its version adapted by the writer to match the sub-types of reference in farsi are applied to the analysis of reference in english and...
Background: The aim of this study was to measure and determine diagnostic reference levels (DRLs) of programs used at intraoral and dent panoramic examinations in Kosovo. Materials and Methods: To determine DRL, were performed measurements for dose area product (DAP) at intraoral and dental panoramic radiology systems. This study has covered over 47% of X-ray units, which are in use for intraor...
Considering the advancement of medical sciences, diagnostic tests have been developed to distinguish patients from healthy population. Therefore, Determining and evaluation of the diagnostic accuracy tests is of great importance. The accuracy of a test under evaluation is determined through the amount of agreement between its results with the results of the gold standard, and this test accuracy...
Introduction: Diagnostic reference level (DRL) is a useful tool for the promotion of optimization. The national DRLs (NDRLs) are useful, brief, and robust guidelines for optimizing radiation protection in a country. The aim of this study was to extract the local DRLs (LDRLs) for some common radiologic examination in Sabzevar county. Materials and Methods: There are eight radiology departments ...
Attribution of the rise in radiation dose to relaxed panoramic radiography diagnostic reference level Korea
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