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The application of wireless technologies in the area of industrial automation and the increasing demand for efficient utilization of the scarce spectrum resources inherently presents the challenge of managing the coexistence of heterogeneous wireless communications. In this contribution we describe applications of Cognitive Radio Systems (CRS) in the area(More)
There is a growing body of evidence for the protective role of vitamin D in diabetes mellitus (DM), infection, cancer, cardiovascular disease, immune disorders and kidney function. Considering the reported high prevalence of vitamin D insufficiency among kidney transplant recipients (KTRs), the aim of this study was to assess the influence of(More)
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