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Putin announces 30 hour Ukraine ceasefire over Easter. Warring sides swap record number of POWAccording to the Kremlin, the ceasefire will last from 6 p.m. Moscow time (1500 GMT) on Saturday to midnight (2100 GMT) following Easter Sunday. “Guided by humanitarian considerations, today ...
Abstract: To address the challenges of inflexible privilege changes and vulnerability to collusion attacks in electronic health record (EHR) sharing, this paper proposes a multi-authority system ...
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