2011年8月2日凌晨3点15分,某市疾病预防控制中心(疾控中心)接到该市第四人民医院报告,称8月2日凌晨起,该院肠道门诊陆续收治多例来自某食品公司的员工,病例主要症状为腹泻和腹痛,6例住院,无重症病例,患病员工均在公司食堂用餐。接报后,当地卫生局组成由市疾控中 At 3:15 a.m. on August 2, 2011, a city center for disease control and prevention (CDC) received a report from the Fourth People’s Hospital of the city that in the early morning of August 2, more than one case of intestinal clinics were admitted to the hospital Employees from a food company, the main symptoms of cases of diarrhea and abdominal pain, 6 were hospitalized, no severe cases, sick employees are dining in the company canteen. After receiving the report, the local health bureau formed by the city CDC