The main infection site was upper respiratory tract(46.33%), and the department of internal medicine was with the highest incidence 3.67%.

感染部位以下呼吸道感染占首位，为46.33%，感染发病率最高为内科，为3.67%；

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The main infection site was upper respiratory tract(46.33%), and the department of internal medicine was with the highest incidence 3.67%.

感染部位以下呼吸道感染占首位，为46.33%，感染发病率最高为内科，为3.67%；

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