患者,男性,45岁,肺炎球菌肺炎。上午8:30给予青霉素160万U+0.9%氯化钠100mL,vd。若流速为45滴/min,则完成治疗的时间是( )。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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