نتایج جستجو برای: surveillance system
تعداد نتایج: 2297198 فیلتر نتایج به سال:
Background and Objectives: The purpose of this study was to assess the reliability and validity of Persian version of survey instrument for Behavioral Risk Factor Surveillance System (BRFS). Methods: Content and Face validity of Behavioral Risk Factor Surveillance System (BRFS) questionnaire were examined with Backward-Forward method. This method consisted of four steps: translation, back-trans...
in our country, student transportations’ security and driving accidents statistics for students is one of the major concerns for relevant organizations such as educational organization. in current year, a system, was named sepand, was formed in city taxi driver :::::::union::::::: by educational organization, naja traffic and city taxi driver :::::::union:::::::. in this systems’ plan, basis on...
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