WHO's urgent needs are focused on support for countries to improve vital surveillance systems, strengthen early warning systems and build communications capacity.
世卫组织的紧急需求注重于支持各国改进关键性监测系统，加强早期预警系统和建设通讯能力。
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The severity can be marked as info (purely for information), warning, error, critical (a serious problem that needs addressing), and even emergency (the system needs urgent help).