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—Efficient handover schemes are essential to the success of mobile networking. However, there are time-consuming procedures involved in the process, such as duplicate address detection, packet buffering and tunneling. A novel scheme featuring multicast technique is developed and presented in this article. The proposed approach switches to multicast(More)
OBJECTIVE The aim of this study was to establish a predictive model for Down's syndrome using maternal age as well as maternal serum levels of alpha-fetoprotein (AFP) and human chorionic gonadotropin (hCG), and to identify an optimal cut-off risk in women under the age of 35 years to improve sensitivity. METHODS Logistic regression models were utilized to(More)
OBJECTIVES As periodontal disease preponderates in adults, early detection and interventional regime is urgently needed. However, there is lack of evidence-based data on evaluation of population-based intervention programme related to periodontal disease. The aim of this study was to assess the efficacy of intervention regime on early periodontal disease(More)
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