患者两天前因进食不洁饮食后,出现:恶寒发热,头痛,脘闷食少,腹胀腹痛,恶心呕吐,肠鸣泄泻,舌苔白腻,脉浮或濡缓。治当首选:
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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