郝女士,26岁,G1P0孕39周,因胎儿窘迫行剖宫产术,术中见羊水Ⅱ度粪染,出血400ml术后4天连续体温38~39℃,诊断为产褥期感染,出现下列哪种体征支持此诊断( )。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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