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Background What level of arterial ligation is best in left-sided colon cancer and rectal cancer remains controversial. This study aims to assess the necessity and risk of high ligation from an oncological and technical perspective. Methods The lymph nodes at the origin of the inferior mesenteric artery (IMA) were separated as apical nodes in all patients operated for distal colorectal cancer in...
An important challenge for the future growth of the Internet is to design routers that can forward the exponentially increasing volume of traffic, and at the same time provide the service differentiation needed by new applications. In this paper, we describe the architecture, implementation, and initial experiences with a system designed to meet this challenge. This system, which we call a QoS capable...
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