نتایج جستجو برای: in previous studies
تعداد نتایج: 17145567 فیلتر نتایج به سال:
Background: Several studies have investigated the variations in the anatomy of each segment of circle of Willis whereas a few have addressed the variations of this arterial circle as a whole. In this study the entire circle of Willis and its variations were studied in a cohort of Iranian people and compared with previous reports.Methods: Anatomical variations of the circle of Willis in 132 brai...
Influenza activity in the United States began to increase in mid-November, remained elevated through February 21, 2015, and is expected to continue for several more weeks. To date, influenza A (H3N2) viruses have predominated overall. As has been observed in previous seasons during which influenza A (H3N2) viruses predominated, adults aged ≥65 years have been most severely affected. The cumulat...
although there are many potential benefits associated with the use of virtual product development teams, exploiting these benefits requires an appropriate management. managing virtual product development team is a critical issue as many of these teams fail to accomplish their goals. review of previous literature shows that body of knowledge in managing virtual product development teams is fragm...
Introduction: Despite the ongoing efforts to reduce human errors in various systems, errors and unsafe behavior are the main cause of accidents in the workplace. Many studies have been conducted to identify and improve human error in recent years. The number of studies about the human error with the variety of topics has made it an overall overview difficult for researchers. Therefore, a system...
This study tended to provide a comprehensive and systematic model for SHRD based on the CIIP model. To this mean, a targeted review of the definitions, frameworks and models of (SHRD) was carried out. The research method was qualitative meta-synthesis. For data collection, secondary data sources called previous documents were explored. The method of data analysis was a combination of quantitati...
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