患儿,2岁,因佝偻病入院。医嘱:鱼肝油10滴,每日1次。护士为患儿配药时,在药杯中都先加少量温开水,再加鱼肝油,其原因是( )。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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