患儿,14岁,中毒性肺炎、休克。经抢救病情稳定。医嘱:10%葡萄糖注射液400mL+多巴胺20mg,vd。若流速20滴/min,则告诉家长输液可维持的时间是( )。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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