以下哪些符合"经食物传播"传染病的流行病学特征()
A.以散发为主
B.有周期性
C.儿童多见
D.有季节性
E.发病者有共同的不洁饮食史,未食者不发病
参考答案:E
Spyware and other forms of malware are the biggest online threat to your computer’s()nowadays. These malicious()which get to your PC through freeware, shareware, commercial sites, deceptive pop-ups or in any other way, can record your surfing habits and sites you visit, share your personal information with their partners. Any personal(), when in wrong hands, can leave you a victim of an "identity theft" by stealing your credit()details, birth records and other()information.
Spyware and other forms of malware are the biggest online threat to your computer’s()nowadays.
A.reliability
B.security
C.capability
D.efficiency
患者男,42岁,因腹胀、腹痛、呕吐2d,由朋友扶送入院,患者发病前曾与该朋友在某酒店就餐饮酒,呕吐物为宿食。查体:上腹局部稍硬,上腹明显压痛,有轻微反跳痛,既往有十二指肠溃疡病史。门诊血常规:Hb109g/L,WBC11.2×1012/L;中性粒细胞0.7;淋巴细胞0.3。
入院后检查应包括(提示该患者检查后被诊断为急性胰腺炎。)()
A.血、尿淀粉酶
B.胰腺B超
C.上腹部CT
D.上腹部MR
E.腹部立位片
F.上消化道造影