陈某,男,1 岁。因上感入院,T39、7 ℃,P120次/min,呼吸27次/min、青霉素皮试阴性后遵医嘱给予青霉素40万uimqid,为该病人肌内注射应选择的部位是( )
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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